Fix push parsing memory leak reported by Brandon Lucia at

[bison.git] / src / parse-gram.c

diff --git a/src/parse-gram.c b/src/parse-gram.c
index f563002cc860b1064ee161a6b75f757b313f7d9d..a0a24f2e054e7f095d73b51c1146728ad077c4f0 100644 (file)
--- a/src/parse-gram.c
+++ b/src/parse-gram.c
@@ -1,20 +1,21 @@
-/* A Bison parser, made by GNU Bison 2.1b.  */

 
 

-/* Skeleton implementation for Bison's Yacc-like parsers in C
+/* A Bison parser, made by GNU Bison 2.3a+.  */

 
 

-   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+/* Skeleton implementation for Bison's Yacc-like parsers in C
+   
+      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006

    Free Software Foundation, Inc.
    Free Software Foundation, Inc.

-
+   

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2, or (at your option)
    any later version.
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2, or (at your option)
    any later version.

-
+   

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

-
+   

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor,
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor,


@@ -29,7 +30,7 @@
    special exception, which will cause the skeleton and the resulting
    Bison output files to be licensed under the GNU General Public
    License without this special exception.
    special exception, which will cause the skeleton and the resulting
    Bison output files to be licensed under the GNU General Public
    License without this special exception.

-
+   

    This special exception was added by the Free Software Foundation in
    version 2.2 of Bison.  */
 
    This special exception was added by the Free Software Foundation in
    version 2.2 of Bison.  */
 


@@ -47,7 +48,7 @@
 #define YYBISON 1
 
 /* Bison version.  */
 #define YYBISON 1
 
 /* Bison version.  */

-#define YYBISON_VERSION "2.1b"
+#define YYBISON_VERSION "2.3a+"

 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"


@@ -55,6 +56,12 @@
 /* Pure parsers.  */
 #define YYPURE 1
 
 /* Pure parsers.  */
 #define YYPURE 1
 

+/* Push parsers.  */
+#define YYPUSH 0
+
+/* Pull parsers.  */
+#define YYPULL 1
+

 /* Using locations.  */
 #define YYLSP_NEEDED 1
 
 /* Using locations.  */
 #define YYLSP_NEEDED 1
 


@@ -68,124 +75,14 @@
 #define yynerrs gram_nerrs
 #define yylloc gram_lloc
 
 #define yynerrs gram_nerrs
 #define yylloc gram_lloc
 

-/* Tokens.  */
-#ifndef YYTOKENTYPE
-# define YYTOKENTYPE
-   /* Put the tokens into the symbol table, so that GDB and other debuggers
-      know about them.  */
-   enum yytokentype {
-     GRAM_EOF = 0,
-     STRING = 258,
-     INT = 259,
-     PERCENT_TOKEN = 260,
-     PERCENT_NTERM = 261,
-     PERCENT_TYPE = 262,
-     PERCENT_DESTRUCTOR = 263,
-     PERCENT_PRINTER = 264,
-     PERCENT_UNION = 265,
-     PERCENT_LEFT = 266,
-     PERCENT_RIGHT = 267,
-     PERCENT_NONASSOC = 268,
-     PERCENT_PREC = 269,
-     PERCENT_DPREC = 270,
-     PERCENT_MERGE = 271,
-     PERCENT_DEBUG = 272,
-     PERCENT_DEFAULT_PREC = 273,
-     PERCENT_DEFINE = 274,
-     PERCENT_DEFINES = 275,
-     PERCENT_ERROR_VERBOSE = 276,
-     PERCENT_EXPECT = 277,
-     PERCENT_EXPECT_RR = 278,
-     PERCENT_FILE_PREFIX = 279,
-     PERCENT_GLR_PARSER = 280,
-     PERCENT_INITIAL_ACTION = 281,
-     PERCENT_LEX_PARAM = 282,
-     PERCENT_LOCATIONS = 283,
-     PERCENT_NAME_PREFIX = 284,
-     PERCENT_NO_DEFAULT_PREC = 285,
-     PERCENT_NO_LINES = 286,
-     PERCENT_NONDETERMINISTIC_PARSER = 287,
-     PERCENT_OUTPUT = 288,
-     PERCENT_PARSE_PARAM = 289,
-     PERCENT_PURE_PARSER = 290,
-     PERCENT_REQUIRE = 291,
-     PERCENT_SKELETON = 292,
-     PERCENT_START = 293,
-     PERCENT_TOKEN_TABLE = 294,
-     PERCENT_VERBOSE = 295,
-     PERCENT_YACC = 296,
-     TYPE = 297,
-     EQUAL = 298,
-     SEMICOLON = 299,
-     PIPE = 300,
-     ID = 301,
-     ID_COLON = 302,
-     PERCENT_PERCENT = 303,
-     PROLOGUE = 304,
-     EPILOGUE = 305,
-     BRACED_CODE = 306
-   };
-#endif
-/* Tokens.  */
-#define GRAM_EOF 0
-#define STRING 258
-#define INT 259
-#define PERCENT_TOKEN 260
-#define PERCENT_NTERM 261
-#define PERCENT_TYPE 262
-#define PERCENT_DESTRUCTOR 263
-#define PERCENT_PRINTER 264
-#define PERCENT_UNION 265
-#define PERCENT_LEFT 266
-#define PERCENT_RIGHT 267
-#define PERCENT_NONASSOC 268
-#define PERCENT_PREC 269
-#define PERCENT_DPREC 270
-#define PERCENT_MERGE 271
-#define PERCENT_DEBUG 272
-#define PERCENT_DEFAULT_PREC 273
-#define PERCENT_DEFINE 274
-#define PERCENT_DEFINES 275
-#define PERCENT_ERROR_VERBOSE 276
-#define PERCENT_EXPECT 277
-#define PERCENT_EXPECT_RR 278
-#define PERCENT_FILE_PREFIX 279
-#define PERCENT_GLR_PARSER 280
-#define PERCENT_INITIAL_ACTION 281
-#define PERCENT_LEX_PARAM 282
-#define PERCENT_LOCATIONS 283
-#define PERCENT_NAME_PREFIX 284
-#define PERCENT_NO_DEFAULT_PREC 285
-#define PERCENT_NO_LINES 286
-#define PERCENT_NONDETERMINISTIC_PARSER 287
-#define PERCENT_OUTPUT 288
-#define PERCENT_PARSE_PARAM 289
-#define PERCENT_PURE_PARSER 290
-#define PERCENT_REQUIRE 291
-#define PERCENT_SKELETON 292
-#define PERCENT_START 293
-#define PERCENT_TOKEN_TABLE 294
-#define PERCENT_VERBOSE 295
-#define PERCENT_YACC 296
-#define TYPE 297
-#define EQUAL 298
-#define SEMICOLON 299
-#define PIPE 300
-#define ID 301
-#define ID_COLON 302
-#define PERCENT_PERCENT 303
-#define PROLOGUE 304
-#define EPILOGUE 305
-#define BRACED_CODE 306
-
-
-
-

 /* Copy the first part of user declarations.  */
 /* Copy the first part of user declarations.  */

+
+/* Line 1537 of yacc.c  */

 #line 1 "parse-gram.y"
 /* Bison Grammar Parser                             -*- C -*-
 
 #line 1 "parse-gram.y"
 /* Bison Grammar Parser                             -*- C -*-
 

-   Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation,
+   Inc.

 
    This file is part of Bison, the GNU Compiler Compiler.
 
 
    This file is part of Bison, the GNU Compiler Compiler.
 


@@ -208,17 +105,19 @@
 #include <config.h>
 #include "system.h"
 
 #include <config.h>
 #include "system.h"
 

+#include <strverscmp.h>
+

 #include "complain.h"
 #include "conflicts.h"
 #include "files.h"
 #include "getargs.h"
 #include "gram.h"
 #include "muscle_tab.h"
 #include "complain.h"
 #include "conflicts.h"
 #include "files.h"
 #include "getargs.h"
 #include "gram.h"
 #include "muscle_tab.h"

-#include "output.h"

 #include "quotearg.h"
 #include "reader.h"
 #include "symlist.h"
 #include "quotearg.h"
 #include "reader.h"
 #include "symlist.h"

-#include "strverscmp.h"
+#include "scan-gram.h"
+#include "scan-code.h"

 
 #define YYLLOC_DEFAULT(Current, Rhs, N)  (Current) = lloc_default (Rhs, N)
 static YYLTYPE lloc_default (YYLTYPE const *, int);
 
 #define YYLLOC_DEFAULT(Current, Rhs, N)  (Current) = lloc_default (Rhs, N)
 static YYLTYPE lloc_default (YYLTYPE const *, int);


@@ -235,28 +134,32 @@ static void version_check (location const *loc, char const *version);
        gram_error (&yylloc, Msg)
 static void gram_error (location const *, char const *);
 
        gram_error (&yylloc, Msg)
 static void gram_error (location const *, char const *);
 

-static void add_param (char const *, char *, location);
+static char const *char_name (char);
+
+/** Add a lex-param or a parse-param.
+ *
+ * \param type  \a lex_param or \a parse_param
+ * \param decl  the formal argument
+ * \param loc   the location in the source.
+ */
+static void add_param (char const *type, char *decl, location loc);
+

 
 static symbol_class current_class = unknown_sym;
 
 static symbol_class current_class = unknown_sym;

-static uniqstr current_type = 0;
+static uniqstr current_type = NULL;

 static symbol *current_lhs;
 static location current_lhs_location;
 static int current_prec = 0;
 
 static symbol *current_lhs;
 static location current_lhs_location;
 static int current_prec = 0;
 

-#ifdef UINT_FAST8_MAX
-# define YYTYPE_UINT8 uint_fast8_t
-#endif
-#ifdef INT_FAST8_MAX
-# define YYTYPE_INT8 int_fast8_t
-#endif
-#ifdef UINT_FAST16_MAX
-# define YYTYPE_UINT16 uint_fast16_t
-#endif
-#ifdef INT_FAST16_MAX
-# define YYTYPE_INT16 int_fast16_t
-#endif
+#define YYTYPE_INT16 int_fast16_t
+#define YYTYPE_INT8 int_fast8_t
+#define YYTYPE_UINT16 uint_fast16_t
+#define YYTYPE_UINT8 uint_fast8_t

 
 
 
 

+/* Line 1537 of yacc.c  */
+#line 162 "parse-gram.c"
+

 /* Enabling traces.  */
 #ifndef YYDEBUG
 # define YYDEBUG 1
 /* Enabling traces.  */
 #ifndef YYDEBUG
 # define YYDEBUG 1


@@ -275,23 +178,158 @@ static int current_prec = 0;
 # define YYTOKEN_TABLE 0
 #endif
 
 # define YYTOKEN_TABLE 0
 #endif
 

+
+/* Tokens.  */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+   /* Put the tokens into the symbol table, so that GDB and other debuggers
+      know about them.  */
+   enum yytokentype {
+     GRAM_EOF = 0,
+     STRING = 258,
+     INT = 259,
+     PERCENT_TOKEN = 260,
+     PERCENT_NTERM = 261,
+     PERCENT_TYPE = 262,
+     PERCENT_DESTRUCTOR = 263,
+     PERCENT_PRINTER = 264,
+     PERCENT_LEFT = 265,
+     PERCENT_RIGHT = 266,
+     PERCENT_NONASSOC = 267,
+     PERCENT_PREC = 268,
+     PERCENT_DPREC = 269,
+     PERCENT_MERGE = 270,
+     PERCENT_CODE = 271,
+     PERCENT_DEBUG = 272,
+     PERCENT_DEFAULT_PREC = 273,
+     PERCENT_DEFINE = 274,
+     PERCENT_DEFINES = 275,
+     PERCENT_ERROR_VERBOSE = 276,
+     PERCENT_EXPECT = 277,
+     PERCENT_EXPECT_RR = 278,
+     PERCENT_FILE_PREFIX = 279,
+     PERCENT_GLR_PARSER = 280,
+     PERCENT_INITIAL_ACTION = 281,
+     PERCENT_LANGUAGE = 282,
+     PERCENT_LEX_PARAM = 283,
+     PERCENT_LOCATIONS = 284,
+     PERCENT_NAME_PREFIX = 285,
+     PERCENT_NO_DEFAULT_PREC = 286,
+     PERCENT_NO_LINES = 287,
+     PERCENT_NONDETERMINISTIC_PARSER = 288,
+     PERCENT_OUTPUT = 289,
+     PERCENT_PARSE_PARAM = 290,
+     PERCENT_PURE_PARSER = 291,
+     PERCENT_PUSH_PARSER = 292,
+     PERCENT_PUSH_PULL_PARSER = 293,
+     PERCENT_REQUIRE = 294,
+     PERCENT_SKELETON = 295,
+     PERCENT_START = 296,
+     PERCENT_TOKEN_TABLE = 297,
+     PERCENT_VERBOSE = 298,
+     PERCENT_YACC = 299,
+     BRACED_CODE = 300,
+     CHAR = 301,
+     EPILOGUE = 302,
+     EQUAL = 303,
+     ID = 304,
+     ID_COLON = 305,
+     PERCENT_PERCENT = 306,
+     PIPE = 307,
+     PROLOGUE = 308,
+     SEMICOLON = 309,
+     TYPE = 310,
+     TYPE_TAG_ANY = 311,
+     TYPE_TAG_NONE = 312,
+     PERCENT_UNION = 313
+   };
+#endif
+/* Tokens.  */
+#define GRAM_EOF 0
+#define STRING 258
+#define INT 259
+#define PERCENT_TOKEN 260
+#define PERCENT_NTERM 261
+#define PERCENT_TYPE 262
+#define PERCENT_DESTRUCTOR 263
+#define PERCENT_PRINTER 264
+#define PERCENT_LEFT 265
+#define PERCENT_RIGHT 266
+#define PERCENT_NONASSOC 267
+#define PERCENT_PREC 268
+#define PERCENT_DPREC 269
+#define PERCENT_MERGE 270
+#define PERCENT_CODE 271
+#define PERCENT_DEBUG 272
+#define PERCENT_DEFAULT_PREC 273
+#define PERCENT_DEFINE 274
+#define PERCENT_DEFINES 275
+#define PERCENT_ERROR_VERBOSE 276
+#define PERCENT_EXPECT 277
+#define PERCENT_EXPECT_RR 278
+#define PERCENT_FILE_PREFIX 279
+#define PERCENT_GLR_PARSER 280
+#define PERCENT_INITIAL_ACTION 281
+#define PERCENT_LANGUAGE 282
+#define PERCENT_LEX_PARAM 283
+#define PERCENT_LOCATIONS 284
+#define PERCENT_NAME_PREFIX 285
+#define PERCENT_NO_DEFAULT_PREC 286
+#define PERCENT_NO_LINES 287
+#define PERCENT_NONDETERMINISTIC_PARSER 288
+#define PERCENT_OUTPUT 289
+#define PERCENT_PARSE_PARAM 290
+#define PERCENT_PURE_PARSER 291
+#define PERCENT_PUSH_PARSER 292
+#define PERCENT_PUSH_PULL_PARSER 293
+#define PERCENT_REQUIRE 294
+#define PERCENT_SKELETON 295
+#define PERCENT_START 296
+#define PERCENT_TOKEN_TABLE 297
+#define PERCENT_VERBOSE 298
+#define PERCENT_YACC 299
+#define BRACED_CODE 300
+#define CHAR 301
+#define EPILOGUE 302
+#define EQUAL 303
+#define ID 304
+#define ID_COLON 305
+#define PERCENT_PERCENT 306
+#define PIPE 307
+#define PROLOGUE 308
+#define SEMICOLON 309
+#define TYPE 310
+#define TYPE_TAG_ANY 311
+#define TYPE_TAG_NONE 312
+#define PERCENT_UNION 313
+
+
+
+

 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
 typedef union YYSTYPE
 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
 typedef union YYSTYPE

-#line 95 "parse-gram.y"

 {
 {

+
+/* Line 1537 of yacc.c  */
+#line 97 "parse-gram.y"
+

   symbol *symbol;
   symbol_list *list;
   int integer;
   symbol *symbol;
   symbol_list *list;
   int integer;

-  char *chars;
+  char const *chars;
+  char *code;

   assoc assoc;
   uniqstr uniqstr;
   assoc assoc;
   uniqstr uniqstr;

-}
-/* Line 193 of yacc.c.  */
-#line 291 "parse-gram.c"
-       YYSTYPE;
+  unsigned char character;
+
+
+
+/* Line 1537 of yacc.c  */
+#line 329 "parse-gram.c"
+} YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1

 # define yystype YYSTYPE /* obsolescent; will be withdrawn */
 # define YYSTYPE_IS_DECLARED 1
 # define yystype YYSTYPE /* obsolescent; will be withdrawn */
 # define YYSTYPE_IS_DECLARED 1

-# define YYSTYPE_IS_TRIVIAL 1

 #endif
 
 #if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED
 #endif
 
 #if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED


@@ -311,8 +349,8 @@ typedef struct YYLTYPE
 /* Copy the second part of user declarations.  */
 
 
 /* Copy the second part of user declarations.  */
 
 

-/* Line 216 of yacc.c.  */
-#line 316 "parse-gram.c"
+/* Line 1537 of yacc.c  */
+#line 354 "parse-gram.c"

 
 #ifdef short
 # undef short
 
 #ifdef short
 # undef short


@@ -387,14 +425,14 @@ typedef short int yytype_int16;
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static int
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static int

-YYID (int i)
+YYID (int yyi)

 #else
 static int
 #else
 static int

-YYID (i)
-    int i;
+YYID (yyi)
+    int yyi;

 #endif
 {
 #endif
 {

-  return i;
+  return yyi;

 }
 #endif
 
 }
 #endif
 


@@ -529,20 +567,20 @@ union yyalloc
 /* YYFINAL -- State number of the termination state.  */
 #define YYFINAL  3
 /* YYLAST -- Last index in YYTABLE.  */
 /* YYFINAL -- State number of the termination state.  */
 #define YYFINAL  3
 /* YYLAST -- Last index in YYTABLE.  */

-#define YYLAST   161
+#define YYLAST   158

 
 /* YYNTOKENS -- Number of terminals.  */
 
 /* YYNTOKENS -- Number of terminals.  */

-#define YYNTOKENS  52
+#define YYNTOKENS  59

 /* YYNNTS -- Number of nonterminals.  */
 /* YYNNTS -- Number of nonterminals.  */

-#define YYNNTS  26
+#define YYNNTS  31

 /* YYNRULES -- Number of rules.  */
 /* YYNRULES -- Number of rules.  */

-#define YYNRULES  82
+#define YYNRULES  103

 /* YYNRULES -- Number of states.  */
 /* YYNRULES -- Number of states.  */

-#define YYNSTATES  111
+#define YYNSTATES  141

 
 /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
 #define YYUNDEFTOK  2
 
 /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
 #define YYUNDEFTOK  2

-#define YYMAXUTOK   306
+#define YYMAXUTOK   313

 
 #define YYTRANSLATE(YYX)                                               \
   ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
 
 #define YYTRANSLATE(YYX)                                               \
   ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)


@@ -580,63 +618,74 @@ static const yytype_uint8 yytranslate[] =
       15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
       25,    26,    27,    28,    29,    30,    31,    32,    33,    34,
       35,    36,    37,    38,    39,    40,    41,    42,    43,    44,
       15,    16,    17,    18,    19,    20,    21,    22,    23,    24,
       25,    26,    27,    28,    29,    30,    31,    32,    33,    34,
       35,    36,    37,    38,    39,    40,    41,    42,    43,    44,

-      45,    46,    47,    48,    49,    50,    51
+      45,    46,    47,    48,    49,    50,    51,    52,    53,    54,
+      55,    56,    57,    58

 };
 
 #if YYDEBUG
 /* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
    YYRHS.  */
 };
 
 #if YYDEBUG
 /* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
    YYRHS.  */

-static const yytype_uint8 yyprhs[] =
+static const yytype_uint16 yyprhs[] =

 {
 {

-       0,     0,     3,     8,     9,    12,    14,    16,    18,    21,
-      25,    27,    29,    32,    35,    39,    41,    43,    45,    47,
-      51,    53,    55,    59,    61,    63,    66,    69,    71,    73,
-      75,    77,    79,    81,    84,    86,    89,    92,    94,    96,
-      97,   101,   102,   106,   110,   114,   116,   118,   120,   121,
-     123,   125,   128,   130,   132,   135,   138,   142,   144,   147,
-     149,   152,   154,   157,   160,   161,   165,   167,   171,   174,
-     175,   178,   181,   185,   189,   193,   195,   197,   198,   201,
-     203,   205,   206
+       0,     0,     3,     8,     9,    12,    14,    16,    18,    22,
+      24,    27,    29,    32,    35,    38,    42,    44,    47,    50,
+      53,    55,    58,    62,    64,    66,    69,    73,    76,    78,
+      80,    82,    85,    88,    90,    92,    94,    96,    98,   100,
+     103,   107,   111,   113,   115,   118,   122,   123,   125,   129,
+     130,   134,   135,   139,   143,   147,   149,   151,   153,   154,
+     156,   158,   161,   163,   166,   168,   170,   172,   174,   176,
+     178,   181,   184,   188,   190,   193,   195,   198,   200,   203,
+     206,   207,   211,   213,   217,   220,   221,   224,   227,   231,
+     235,   239,   241,   243,   244,   246,   248,   250,   252,   254,
+     256,   258,   260,   261

 };
 
 /* YYRHS -- A `-1'-separated list of the rules' RHS.  */
 static const yytype_int8 yyrhs[] =
 {
 };
 
 /* YYRHS -- A `-1'-separated list of the rules' RHS.  */
 static const yytype_int8 yyrhs[] =
 {

-      53,     0,    -1,    54,    48,    66,    77,    -1,    -1,    54,
-      55,    -1,    56,    -1,    49,    -1,    17,    -1,    19,    76,
-      -1,    19,    76,    76,    -1,    20,    -1,    21,    -1,    22,
-       4,    -1,    23,     4,    -1,    24,    43,    76,    -1,    25,
-      -1,    26,    -1,    27,    -1,    28,    -1,    29,    43,    76,
-      -1,    31,    -1,    32,    -1,    33,    43,    76,    -1,    34,
-      -1,    35,    -1,    36,    76,    -1,    37,    76,    -1,    39,
-      -1,    40,    -1,    41,    -1,    44,    -1,    60,    -1,    57,
-      -1,    38,    72,    -1,    10,    -1,     8,    63,    -1,     9,
-      63,    -1,    18,    -1,    30,    -1,    -1,     6,    58,    65,
-      -1,    -1,     5,    59,    65,    -1,     7,    42,    63,    -1,
-      61,    62,    63,    -1,    11,    -1,    12,    -1,    13,    -1,
-      -1,    42,    -1,    72,    -1,    63,    72,    -1,    42,    -1,
-      46,    -1,    46,     4,    -1,    46,    75,    -1,    46,     4,
-      75,    -1,    64,    -1,    65,    64,    -1,    67,    -1,    66,
-      67,    -1,    68,    -1,    56,    44,    -1,     1,    44,    -1,
-      -1,    47,    69,    70,    -1,    71,    -1,    70,    45,    71,
-      -1,    70,    44,    -1,    -1,    71,    72,    -1,    71,    73,
-      -1,    71,    14,    72,    -1,    71,    15,     4,    -1,    71,
-      16,    42,    -1,    46,    -1,    75,    -1,    -1,    74,    51,
-      -1,     3,    -1,     3,    -1,    -1,    48,    50,    -1
+      60,     0,    -1,    61,    51,    76,    89,    -1,    -1,    61,
+      62,    -1,    63,    -1,    53,    -1,    17,    -1,    19,    82,
+      83,    -1,    20,    -1,    20,     3,    -1,    21,    -1,    22,
+       4,    -1,    23,     4,    -1,    24,     3,    -1,    24,    48,
+       3,    -1,    25,    -1,    26,    45,    -1,    27,     3,    -1,
+      28,    45,    -1,    29,    -1,    30,     3,    -1,    30,    48,
+       3,    -1,    32,    -1,    33,    -1,    34,     3,    -1,    34,
+      48,     3,    -1,    35,    45,    -1,    36,    -1,    37,    -1,
+      38,    -1,    39,     3,    -1,    40,     3,    -1,    42,    -1,
+      43,    -1,    44,    -1,    54,    -1,    68,    -1,    65,    -1,
+      41,    87,    -1,     8,    45,    72,    -1,     9,    45,    72,
+      -1,    18,    -1,    31,    -1,    16,    84,    -1,    16,    49,
+      84,    -1,    -1,    49,    -1,    58,    64,    84,    -1,    -1,
+       6,    66,    75,    -1,    -1,     5,    67,    75,    -1,     7,
+      55,    71,    -1,    69,    70,    71,    -1,    10,    -1,    11,
+      -1,    12,    -1,    -1,    55,    -1,    87,    -1,    71,    87,
+      -1,    73,    -1,    72,    73,    -1,    87,    -1,    55,    -1,
+      56,    -1,    57,    -1,    55,    -1,    85,    -1,    85,     4,
+      -1,    85,    88,    -1,    85,     4,    88,    -1,    74,    -1,
+      75,    74,    -1,    77,    -1,    76,    77,    -1,    78,    -1,
+      63,    54,    -1,     1,    54,    -1,    -1,    86,    79,    80,
+      -1,    81,    -1,    80,    52,    81,    -1,    80,    54,    -1,
+      -1,    81,    87,    -1,    81,    45,    -1,    81,    13,    87,
+      -1,    81,    14,     4,    -1,    81,    15,    55,    -1,    49,
+      -1,     3,    -1,    -1,     3,    -1,    45,    -1,    49,    -1,
+      46,    -1,    50,    -1,    85,    -1,    88,    -1,     3,    -1,
+      -1,    51,    47,    -1

 };
 
 /* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
 static const yytype_uint16 yyrline[] =
 {
 };
 
 /* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
 static const yytype_uint16 yyrline[] =
 {

-       0,   203,   203,   211,   213,   217,   218,   219,   220,   225,
-     226,   227,   228,   229,   230,   231,   236,   240,   241,   242,
-     243,   244,   245,   246,   247,   248,   249,   250,   251,   252,
-     253,   257,   258,   259,   263,   279,   286,   293,   297,   304,
-     304,   309,   309,   314,   324,   339,   340,   341,   345,   346,
-     352,   353,   358,   362,   367,   373,   379,   390,   391,   400,
-     401,   407,   408,   409,   416,   416,   420,   421,   422,   427,
-     428,   430,   431,   433,   435,   440,   441,   457,   457,   463,
-     472,   477,   479
+       0,   210,   210,   218,   220,   224,   225,   235,   236,   240,
+     241,   246,   247,   248,   249,   250,   251,   256,   265,   266,
+     267,   268,   269,   270,   271,   272,   273,   274,   275,   276,
+     277,   278,   279,   303,   304,   305,   306,   310,   311,   312,
+     316,   323,   330,   334,   338,   345,   360,   361,   365,   377,
+     377,   382,   382,   387,   398,   413,   414,   415,   419,   420,
+     425,   427,   432,   433,   437,   438,   439,   440,   445,   450,
+     455,   461,   467,   478,   479,   488,   489,   495,   496,   497,
+     504,   504,   508,   509,   510,   515,   516,   518,   520,   522,
+     524,   534,   535,   541,   544,   553,   573,   575,   584,   589,
+     590,   595,   602,   604

 };
 #endif
 
 };
 #endif
 


@@ -646,24 +695,27 @@ static const yytype_uint16 yyrline[] =
 static const char *const yytname[] =
 {
   "\"end of file\"", "error", "$undefined", "\"string\"", "\"integer\"",
 static const char *const yytname[] =
 {
   "\"end of file\"", "error", "$undefined", "\"string\"", "\"integer\"",

-  "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor {...}\"",
-  "\"%printer {...}\"", "\"%union {...}\"", "\"%left\"", "\"%right\"",
-  "\"%nonassoc\"", "\"%prec\"", "\"%dprec\"", "\"%merge\"", "\"%debug\"",
+  "\"%token\"", "\"%nterm\"", "\"%type\"", "\"%destructor\"",
+  "\"%printer\"", "\"%left\"", "\"%right\"", "\"%nonassoc\"", "\"%prec\"",
+  "\"%dprec\"", "\"%merge\"", "\"%code\"", "\"%debug\"",

   "\"%default-prec\"", "\"%define\"", "\"%defines\"", "\"%error-verbose\"",
   "\"%expect\"", "\"%expect-rr\"", "\"%file-prefix\"", "\"%glr-parser\"",
   "\"%default-prec\"", "\"%define\"", "\"%defines\"", "\"%error-verbose\"",
   "\"%expect\"", "\"%expect-rr\"", "\"%file-prefix\"", "\"%glr-parser\"",

-  "\"%initial-action {...}\"", "\"%lex-param {...}\"", "\"%locations\"",
-  "\"%name-prefix\"", "\"%no-default-prec\"", "\"%no-lines\"",
-  "\"%nondeterministic-parser\"", "\"%output\"", "\"%parse-param {...}\"",
-  "\"%pure-parser\"", "\"%require\"", "\"%skeleton\"", "\"%start\"",
-  "\"%token-table\"", "\"%verbose\"", "\"%yacc\"", "\"type\"", "\"=\"",
-  "\";\"", "\"|\"", "\"identifier\"", "\"identifier:\"", "\"%%\"",
-  "\"%{...%}\"", "\"epilogue\"", "\"{...}\"", "$accept", "input",
-  "declarations", "declaration", "grammar_declaration",
-  "symbol_declaration", "@1", "@2", "precedence_declaration",
-  "precedence_declarator", "type.opt", "symbols.1", "symbol_def",
-  "symbol_defs.1", "grammar", "rules_or_grammar_declaration", "rules",
-  "@3", "rhses.1", "rhs", "symbol", "action", "@4", "string_as_id",
-  "string_content", "epilogue.opt", 0
+  "\"%initial-action\"", "\"%language\"", "\"%lex-param\"",
+  "\"%locations\"", "\"%name-prefix\"", "\"%no-default-prec\"",
+  "\"%no-lines\"", "\"%nondeterministic-parser\"", "\"%output\"",
+  "\"%parse-param\"", "\"%pure-parser\"", "\"%push-parser\"",
+  "\"%push-pull-parser\"", "\"%require\"", "\"%skeleton\"", "\"%start\"",
+  "\"%token-table\"", "\"%verbose\"", "\"%yacc\"", "\"{...}\"", "\"char\"",
+  "\"epilogue\"", "\"=\"", "\"identifier\"", "\"identifier:\"", "\"%%\"",
+  "\"|\"", "\"%{...%}\"", "\";\"", "\"type\"", "\"<*>\"", "\"<>\"",
+  "\"%union\"", "$accept", "input", "prologue_declarations",
+  "prologue_declaration", "grammar_declaration", "union_name",
+  "symbol_declaration", "$@1", "$@2", "precedence_declaration",
+  "precedence_declarator", "type.opt", "symbols.1", "generic_symlist",
+  "generic_symlist_item", "symbol_def", "symbol_defs.1", "grammar",
+  "rules_or_grammar_declaration", "rules", "$@3", "rhses.1", "rhs",
+  "variable", "content.opt", "braceless", "id", "id_colon", "symbol",
+  "string_as_id", "epilogue.opt", 0

 };
 #endif
 
 };
 #endif
 


@@ -677,36 +729,40 @@ static const yytype_uint16 yytoknum[] =
      275,   276,   277,   278,   279,   280,   281,   282,   283,   284,
      285,   286,   287,   288,   289,   290,   291,   292,   293,   294,
      295,   296,   297,   298,   299,   300,   301,   302,   303,   304,
      275,   276,   277,   278,   279,   280,   281,   282,   283,   284,
      285,   286,   287,   288,   289,   290,   291,   292,   293,   294,
      295,   296,   297,   298,   299,   300,   301,   302,   303,   304,

-     305,   306
+     305,   306,   307,   308,   309,   310,   311,   312,   313

 };
 # endif
 
 /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
 static const yytype_uint8 yyr1[] =
 {
 };
 # endif
 
 /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
 static const yytype_uint8 yyr1[] =
 {

-       0,    52,    53,    54,    54,    55,    55,    55,    55,    55,
-      55,    55,    55,    55,    55,    55,    55,    55,    55,    55,
-      55,    55,    55,    55,    55,    55,    55,    55,    55,    55,
-      55,    56,    56,    56,    56,    56,    56,    56,    56,    58,
-      57,    59,    57,    57,    60,    61,    61,    61,    62,    62,
-      63,    63,    64,    64,    64,    64,    64,    65,    65,    66,
-      66,    67,    67,    67,    69,    68,    70,    70,    70,    71,
-      71,    71,    71,    71,    71,    72,    72,    74,    73,    75,
-      76,    77,    77
+       0,    59,    60,    61,    61,    62,    62,    62,    62,    62,
+      62,    62,    62,    62,    62,    62,    62,    62,    62,    62,
+      62,    62,    62,    62,    62,    62,    62,    62,    62,    62,
+      62,    62,    62,    62,    62,    62,    62,    63,    63,    63,
+      63,    63,    63,    63,    63,    63,    64,    64,    63,    66,
+      65,    67,    65,    65,    68,    69,    69,    69,    70,    70,
+      71,    71,    72,    72,    73,    73,    73,    73,    74,    74,
+      74,    74,    74,    75,    75,    76,    76,    77,    77,    77,
+      79,    78,    80,    80,    80,    81,    81,    81,    81,    81,
+      81,    82,    82,    83,    83,    84,    85,    85,    86,    87,
+      87,    88,    89,    89

 };
 
 /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
 static const yytype_uint8 yyr2[] =
 {
 };
 
 /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
 static const yytype_uint8 yyr2[] =
 {

-       0,     2,     4,     0,     2,     1,     1,     1,     2,     3,
-       1,     1,     2,     2,     3,     1,     1,     1,     1,     3,
-       1,     1,     3,     1,     1,     2,     2,     1,     1,     1,
-       1,     1,     1,     2,     1,     2,     2,     1,     1,     0,
+       0,     2,     4,     0,     2,     1,     1,     1,     3,     1,
+       2,     1,     2,     2,     2,     3,     1,     2,     2,     2,
+       1,     2,     3,     1,     1,     2,     3,     2,     1,     1,
+       1,     2,     2,     1,     1,     1,     1,     1,     1,     2,
+       3,     3,     1,     1,     2,     3,     0,     1,     3,     0,

        3,     0,     3,     3,     3,     1,     1,     1,     0,     1,
        3,     0,     3,     3,     3,     1,     1,     1,     0,     1,

-       1,     2,     1,     1,     2,     2,     3,     1,     2,     1,
-       2,     1,     2,     2,     0,     3,     1,     3,     2,     0,
-       2,     2,     3,     3,     3,     1,     1,     0,     2,     1,
-       1,     0,     2
+       1,     2,     1,     2,     1,     1,     1,     1,     1,     1,
+       2,     2,     3,     1,     2,     1,     2,     1,     2,     2,
+       0,     3,     1,     3,     2,     0,     2,     2,     3,     3,
+       3,     1,     1,     0,     1,     1,     1,     1,     1,     1,
+       1,     1,     0,     2

 };
 
 /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
 };
 
 /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state


@@ -714,118 +770,127 @@ static const yytype_uint8 yyr2[] =
    means the default is an error.  */
 static const yytype_uint8 yydefact[] =
 {
    means the default is an error.  */
 static const yytype_uint8 yydefact[] =
 {

-       3,     0,     0,     1,    41,    39,     0,     0,     0,    34,
-      45,    46,    47,     7,    37,     0,    10,    11,     0,     0,
-       0,    15,    16,    17,    18,     0,    38,    20,    21,     0,
-      23,    24,     0,     0,     0,    27,    28,    29,    30,     0,
-       6,     4,     5,    32,    31,    48,     0,     0,     0,    79,
-      75,    35,    50,    76,    36,    80,     8,    12,    13,     0,
-       0,     0,    25,    26,    33,     0,    64,     0,     0,    59,
-      61,    49,     0,    52,    53,    57,    42,    40,    43,    51,
-       9,    14,    19,    22,    63,    69,    62,     0,    60,     2,
-      44,    54,    55,    58,    65,    66,    82,    56,    68,    69,
-       0,     0,     0,    70,    71,     0,    67,    72,    73,    74,
-      78
+       3,     0,     0,     1,    51,    49,     0,     0,     0,    55,
+      56,    57,     0,     7,    42,     0,     9,    11,     0,     0,
+       0,    16,     0,     0,     0,    20,     0,    43,    23,    24,
+       0,     0,    28,    29,    30,     0,     0,     0,    33,    34,
+      35,     0,     6,    36,    46,     4,     5,    38,    37,    58,
+       0,     0,     0,     0,     0,    95,     0,    44,    92,    91,
+      93,    10,    12,    13,    14,     0,    17,    18,    19,    21,
+       0,    25,     0,    27,    31,    32,   101,    97,    96,    99,
+      39,   100,     0,    98,     0,     0,    75,    77,    80,    47,
+       0,    59,     0,    68,    73,    52,    69,    50,    53,    60,
+      65,    66,    67,    40,    62,    64,    41,    45,    94,     8,
+      15,    22,    26,    79,    78,     0,    76,     2,    85,    48,
+      54,    74,    70,    71,    61,    63,   103,    81,    82,    72,
+      85,    84,     0,     0,     0,    87,    86,    83,    88,    89,
+      90

 };
 
 /* YYDEFGOTO[NTERM-NUM].  */
 };
 
 /* YYDEFGOTO[NTERM-NUM].  */

-static const yytype_int8 yydefgoto[] =
+static const yytype_int16 yydefgoto[] =

 {
 {

-      -1,     1,     2,    41,    67,    43,    47,    46,    44,    45,
-      72,    51,    75,    76,    68,    69,    70,    85,    94,    95,
-      52,   104,   105,    53,    56,    89
+      -1,     1,     2,    45,    84,    90,    47,    51,    50,    48,
+      49,    92,    98,   103,   104,    94,    95,    85,    86,    87,
+     118,   127,   128,    60,   109,    57,    79,    88,   105,    81,
+     117

 };
 
 /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
    STATE-NUM.  */
 };
 
 /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
    STATE-NUM.  */

-#define YYPACT_NINF -69
-static const yytype_int8 yypact[] =
+#define YYPACT_NINF -79
+static const yytype_int16 yypact[] =

 {
 {

-     -69,     5,   112,   -69,   -69,   -69,   -35,     0,     0,   -69,
-     -69,   -69,   -69,   -69,   -69,    13,   -69,   -69,    20,    31,
-     -18,   -69,   -69,   -69,   -69,    -6,   -69,   -69,   -69,    -5,
-     -69,   -69,    13,    13,     0,   -69,   -69,   -69,   -69,    69,
-     -69,   -69,   -69,   -69,   -69,    -2,   -38,   -38,     0,   -69,
-     -69,     0,   -69,   -69,     0,   -69,    13,   -69,   -69,    13,
-      13,    13,   -69,   -69,   -69,    -8,   -69,     3,    21,   -69,
-     -69,   -69,     0,   -69,     6,   -69,   -38,   -38,     0,   -69,
-     -69,   -69,   -69,   -69,   -69,   -69,   -69,     2,   -69,   -69,
-       0,    39,   -69,   -69,   -33,    -1,   -69,   -69,   -69,   -69,
-       0,    44,     1,   -69,   -69,     4,    -1,   -69,   -69,   -69,
-     -69
+     -79,     5,    96,   -79,   -79,   -79,    -6,    13,    18,   -79,
+     -79,   -79,    -8,   -79,   -79,    27,    66,   -79,    74,    82,
+      31,   -79,    43,    86,    45,   -79,    32,   -79,   -79,   -79,
+      33,    47,   -79,   -79,   -79,    91,    93,    26,   -79,   -79,
+     -79,    15,   -79,   -79,    48,   -79,   -79,   -79,   -79,    44,
+      38,    38,    26,    11,    11,   -79,    53,   -79,   -79,   -79,
+     106,   -79,   -79,   -79,   -79,   107,   -79,   -79,   -79,   -79,
+     108,   -79,   138,   -79,   -79,   -79,   -79,   -79,   -79,   -79,
+     -79,   -79,    88,   -79,    89,     1,   -79,   -79,   -79,   -79,
+      53,   -79,    26,   -79,   -79,    38,    50,    38,    26,   -79,
+     -79,   -79,   -79,    11,   -79,   -79,    11,   -79,   -79,   -79,
+     -79,   -79,   -79,   -79,   -79,    97,   -79,   -79,   -79,   -79,
+      26,   -79,   142,   -79,   -79,   -79,   -79,    -7,    25,   -79,
+     -79,   -79,    26,   144,    98,   -79,   -79,    25,   -79,   -79,
+     -79

 };
 
 /* YYPGOTO[NTERM-NUM].  */
 };
 
 /* YYPGOTO[NTERM-NUM].  */

-static const yytype_int8 yypgoto[] =
+static const yytype_int16 yypgoto[] =

 {
 {

-     -69,   -69,   -69,   -69,    47,   -69,   -69,   -69,   -69,   -69,
-     -69,    -7,   -58,     7,   -69,   -15,   -69,   -69,   -69,   -42,
-     -34,   -69,   -69,   -68,    30,   -69
+     -79,   -79,   -79,   -79,   149,   -79,   -79,   -79,   -79,   -79,
+     -79,   -79,    54,   101,   -21,   -33,   105,   -79,    67,   -79,
+     -79,   -79,    28,   -79,   -79,   -13,   -47,   -79,   -37,   -78,
+     -79

 };
 
 /* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
    positive, shift that token.  If negative, reduce the rule which
    number is the opposite.  If zero, do what YYDEFACT says.
    If YYTABLE_NINF, syntax error.  */
 };
 
 /* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
    positive, shift that token.  If negative, reduce the rule which
    number is the opposite.  If zero, do what YYDEFACT says.
    If YYTABLE_NINF, syntax error.  */

-#define YYTABLE_NINF -82
-static const yytype_int8 yytable[] =
+#define YYTABLE_NINF -103
+static const yytype_int16 yytable[] =

 {
 {

-      64,    54,    49,    49,    73,     3,    92,    48,    74,    49,
-      91,    98,    99,   100,   101,   102,    55,    79,    93,    93,
-      79,   -81,    65,    97,    57,    59,     4,     5,     6,     7,
-       8,     9,    10,    11,    12,    58,    84,    60,    61,    14,
-      71,    78,    49,   109,    79,    50,    50,    86,   108,    42,
-     -77,    26,    96,    88,    77,   110,    79,   106,     0,    34,
-       0,   103,    62,    63,     0,    90,   107,     0,    66,    87,
-      65,     0,   103,     0,     4,     5,     6,     7,     8,     9,
-      10,    11,    12,     0,     0,     0,    80,    14,     0,    81,
-      82,    83,     0,     0,     0,     0,     0,     0,     0,    26,
-       0,     0,     0,     0,     0,     0,     0,    34,     0,     0,
-       0,     0,     0,     0,     0,     0,    66,     4,     5,     6,
-       7,     8,     9,    10,    11,    12,     0,     0,     0,    13,
-      14,    15,    16,    17,    18,    19,    20,    21,    22,    23,
-      24,    25,    26,    27,    28,    29,    30,    31,    32,    33,
-      34,    35,    36,    37,     0,     0,    38,     0,     0,     0,
-      39,    40
+      80,  -102,    82,    96,    96,     3,     4,     5,     6,     7,
+       8,     9,    10,    11,    76,    99,    82,    12,   123,    14,
+       4,     5,     6,     7,     8,     9,    10,    11,    76,    76,
+      58,    12,    27,    14,    64,    69,    71,    55,   132,   133,
+     134,    56,    37,   107,   129,   130,    27,   131,    96,    52,
+      96,    83,   115,    76,   122,    99,    37,    77,    53,    44,
+      78,   124,   121,    54,   121,    83,   100,   101,   102,    61,
+     135,    77,    77,    44,    78,    78,    59,   119,    62,    65,
+      70,    72,   125,   124,    77,   125,    63,    78,    66,    67,
+      68,   136,    73,    93,    74,   138,    75,    89,    55,    91,
+     136,     4,     5,     6,     7,     8,     9,    10,    11,   108,
+     110,   111,    12,    13,    14,    15,    16,    17,    18,    19,
+      20,    21,    22,    23,    24,    25,    26,    27,    28,    29,
+      30,    31,    32,    33,    34,    35,    36,    37,    38,    39,
+      40,   112,   113,   114,   126,    76,   120,    41,   139,    42,
+      43,    46,   116,   140,    44,   106,    97,     0,   137

 };
 
 };
 

-static const yytype_int8 yycheck[] =
+static const yytype_int16 yycheck[] =

 {
 {

-      34,     8,     3,     3,    42,     0,    74,    42,    46,     3,
-       4,    44,    45,    14,    15,    16,     3,    51,    76,    77,
-      54,     0,     1,    91,     4,    43,     5,     6,     7,     8,
-       9,    10,    11,    12,    13,     4,    44,    43,    43,    18,
-      42,    48,     3,    42,    78,    46,    46,    44,     4,     2,
-      51,    30,    50,    68,    47,    51,    90,    99,    -1,    38,
-      -1,    95,    32,    33,    -1,    72,   100,    -1,    47,    48,
-       1,    -1,   106,    -1,     5,     6,     7,     8,     9,    10,
-      11,    12,    13,    -1,    -1,    -1,    56,    18,    -1,    59,
-      60,    61,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    30,
-      -1,    -1,    -1,    -1,    -1,    -1,    -1,    38,    -1,    -1,
-      -1,    -1,    -1,    -1,    -1,    -1,    47,     5,     6,     7,
-       8,     9,    10,    11,    12,    13,    -1,    -1,    -1,    17,
-      18,    19,    20,    21,    22,    23,    24,    25,    26,    27,
-      28,    29,    30,    31,    32,    33,    34,    35,    36,    37,
-      38,    39,    40,    41,    -1,    -1,    44,    -1,    -1,    -1,
-      48,    49
+      37,     0,     1,    50,    51,     0,     5,     6,     7,     8,
+       9,    10,    11,    12,     3,    52,     1,    16,    96,    18,
+       5,     6,     7,     8,     9,    10,    11,    12,     3,     3,
+       3,    16,    31,    18,     3,     3,     3,    45,    13,    14,
+      15,    49,    41,    56,   122,    52,    31,    54,    95,    55,
+      97,    50,    51,     3,     4,    92,    41,    46,    45,    58,
+      49,    98,    95,    45,    97,    50,    55,    56,    57,     3,
+      45,    46,    46,    58,    49,    49,    49,    90,     4,    48,
+      48,    48,   103,   120,    46,   106,     4,    49,    45,     3,
+      45,   128,    45,    55,     3,   132,     3,    49,    45,    55,
+     137,     5,     6,     7,     8,     9,    10,    11,    12,     3,
+       3,     3,    16,    17,    18,    19,    20,    21,    22,    23,
+      24,    25,    26,    27,    28,    29,    30,    31,    32,    33,
+      34,    35,    36,    37,    38,    39,    40,    41,    42,    43,
+      44,     3,    54,    54,    47,     3,    92,    51,     4,    53,
+      54,     2,    85,    55,    58,    54,    51,    -1,   130

 };
 
 /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
    symbol of state STATE-NUM.  */
 static const yytype_uint8 yystos[] =
 {
 };
 
 /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
    symbol of state STATE-NUM.  */
 static const yytype_uint8 yystos[] =
 {

-       0,    53,    54,     0,     5,     6,     7,     8,     9,    10,
-      11,    12,    13,    17,    18,    19,    20,    21,    22,    23,
+       0,    60,    61,     0,     5,     6,     7,     8,     9,    10,
+      11,    12,    16,    17,    18,    19,    20,    21,    22,    23,

       24,    25,    26,    27,    28,    29,    30,    31,    32,    33,
       24,    25,    26,    27,    28,    29,    30,    31,    32,    33,

-      34,    35,    36,    37,    38,    39,    40,    41,    44,    48,
-      49,    55,    56,    57,    60,    61,    59,    58,    42,     3,
-      46,    63,    72,    75,    63,     3,    76,     4,     4,    43,
-      43,    43,    76,    76,    72,     1,    47,    56,    66,    67,
-      68,    42,    62,    42,    46,    64,    65,    65,    63,    72,
-      76,    76,    76,    76,    44,    69,    44,    48,    67,    77,
-      63,     4,    75,    64,    70,    71,    50,    75,    44,    45,
-      14,    15,    16,    72,    73,    74,    71,    72,     4,    42,
-      51
+      34,    35,    36,    37,    38,    39,    40,    41,    42,    43,
+      44,    51,    53,    54,    58,    62,    63,    65,    68,    69,
+      67,    66,    55,    45,    45,    45,    49,    84,     3,    49,
+      82,     3,     4,     4,     3,    48,    45,     3,    45,     3,
+      48,     3,    48,    45,     3,     3,     3,    46,    49,    85,
+      87,    88,     1,    50,    63,    76,    77,    78,    86,    49,
+      64,    55,    70,    55,    74,    75,    85,    75,    71,    87,
+      55,    56,    57,    72,    73,    87,    72,    84,     3,    83,
+       3,     3,     3,    54,    54,    51,    77,    89,    79,    84,
+      71,    74,     4,    88,    87,    73,    47,    80,    81,    88,
+      52,    54,    13,    14,    15,    45,    87,    81,    87,     4,
+      55

 };
 
 #define yyerrok                (yyerrstatus = 0)
 };
 
 #define yyerrok                (yyerrstatus = 0)


@@ -952,14 +1017,14 @@ do {                                                                       \
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void

-yy_symbol_value_print (FILE *yyoutput, int yytype, const YYSTYPE * const yyvaluep, const YYLTYPE * const yylocationp)
+yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)

 #else
 static void
 yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp)
     FILE *yyoutput;
     int yytype;
 #else
 static void
 yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp)
     FILE *yyoutput;
     int yytype;

-    const YYSTYPE * const yyvaluep;
-    const YYLTYPE * const yylocationp;
+    YYSTYPE const * const yyvaluep;
+    YYLTYPE const * const yylocationp;

 #endif
 {
   if (!yyvaluep)
 #endif
 {
   if (!yyvaluep)


@@ -974,84 +1039,148 @@ yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp)
   switch (yytype)
     {
       case 3: /* "\"string\"" */
   switch (yytype)
     {
       case 3: /* "\"string\"" */

-#line 180 "parse-gram.y"
-       { fprintf (stderr, "\"%s\"", (yyvaluep->chars)); };
-#line 980 "parse-gram.c"
+
+/* Line 1537 of yacc.c  */
+#line 188 "parse-gram.y"
+       { fputs (quotearg_style (c_quoting_style, (yyvaluep->chars)), stderr); };
+
+/* Line 1537 of yacc.c  */
+#line 1049 "parse-gram.c"

        break;
       case 4: /* "\"integer\"" */
        break;
       case 4: /* "\"integer\"" */

-#line 193 "parse-gram.y"
+
+/* Line 1537 of yacc.c  */
+#line 199 "parse-gram.y"

        { fprintf (stderr, "%d", (yyvaluep->integer)); };
        { fprintf (stderr, "%d", (yyvaluep->integer)); };

-#line 985 "parse-gram.c"
+
+/* Line 1537 of yacc.c  */
+#line 1058 "parse-gram.c"

        break;
        break;

-      case 8: /* "\"%destructor {...}\"" */
-#line 182 "parse-gram.y"
-       { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
-#line 990 "parse-gram.c"
+      case 45: /* "\"{...}\"" */
+
+/* Line 1537 of yacc.c  */
+#line 190 "parse-gram.y"
+       { fprintf (stderr, "{\n%s\n}", (yyvaluep->code)); };
+
+/* Line 1537 of yacc.c  */
+#line 1067 "parse-gram.c"

        break;
        break;

-      case 9: /* "\"%printer {...}\"" */
+      case 46: /* "\"char\"" */
+
+/* Line 1537 of yacc.c  */

 #line 182 "parse-gram.y"
 #line 182 "parse-gram.y"

-       { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
-#line 995 "parse-gram.c"
+       { fputs (char_name ((yyvaluep->character)), stderr); };
+
+/* Line 1537 of yacc.c  */
+#line 1076 "parse-gram.c"

        break;
        break;

-      case 10: /* "\"%union {...}\"" */
-#line 182 "parse-gram.y"
+      case 47: /* "\"epilogue\"" */
+
+/* Line 1537 of yacc.c  */
+#line 190 "parse-gram.y"

        { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
        { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };

-#line 1000 "parse-gram.c"
+
+/* Line 1537 of yacc.c  */
+#line 1085 "parse-gram.c"

        break;
        break;

-      case 26: /* "\"%initial-action {...}\"" */
-#line 182 "parse-gram.y"
-       { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
-#line 1005 "parse-gram.c"
+      case 49: /* "\"identifier\"" */
+
+/* Line 1537 of yacc.c  */
+#line 195 "parse-gram.y"
+       { fputs ((yyvaluep->uniqstr), stderr); };
+
+/* Line 1537 of yacc.c  */
+#line 1094 "parse-gram.c"

        break;
        break;

-      case 27: /* "\"%lex-param {...}\"" */
-#line 182 "parse-gram.y"
-       { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
-#line 1010 "parse-gram.c"
+      case 50: /* "\"identifier:\"" */
+
+/* Line 1537 of yacc.c  */
+#line 196 "parse-gram.y"
+       { fprintf (stderr, "%s:", (yyvaluep->uniqstr)); };
+
+/* Line 1537 of yacc.c  */
+#line 1103 "parse-gram.c"

        break;
        break;

-      case 34: /* "\"%parse-param {...}\"" */
-#line 182 "parse-gram.y"
+      case 53: /* "\"%{...%}\"" */
+
+/* Line 1537 of yacc.c  */
+#line 190 "parse-gram.y"

        { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
        { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };

-#line 1015 "parse-gram.c"
+
+/* Line 1537 of yacc.c  */
+#line 1112 "parse-gram.c"

        break;
        break;

-      case 42: /* "\"type\"" */
-#line 191 "parse-gram.y"
+      case 55: /* "\"type\"" */
+
+/* Line 1537 of yacc.c  */
+#line 194 "parse-gram.y"

        { fprintf (stderr, "<%s>", (yyvaluep->uniqstr)); };
        { fprintf (stderr, "<%s>", (yyvaluep->uniqstr)); };

-#line 1020 "parse-gram.c"
+
+/* Line 1537 of yacc.c  */
+#line 1121 "parse-gram.c"

        break;
        break;

-      case 46: /* "\"identifier\"" */
+      case 82: /* "variable" */
+
+/* Line 1537 of yacc.c  */

 #line 195 "parse-gram.y"
 #line 195 "parse-gram.y"

-       { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
-#line 1025 "parse-gram.c"
-       break;
-      case 47: /* "\"identifier:\"" */
-#line 197 "parse-gram.y"
-       { fprintf (stderr, "%s:", (yyvaluep->symbol)->tag); };
-#line 1030 "parse-gram.c"
+       { fputs ((yyvaluep->uniqstr), stderr); };
+
+/* Line 1537 of yacc.c  */
+#line 1130 "parse-gram.c"

        break;
        break;

-      case 49: /* "\"%{...%}\"" */
-#line 182 "parse-gram.y"
+      case 83: /* "content.opt" */
+
+/* Line 1537 of yacc.c  */
+#line 190 "parse-gram.y"

        { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
        { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };

-#line 1035 "parse-gram.c"
+
+/* Line 1537 of yacc.c  */
+#line 1139 "parse-gram.c"

        break;
        break;

-      case 50: /* "\"epilogue\"" */
-#line 182 "parse-gram.y"
+      case 84: /* "braceless" */
+
+/* Line 1537 of yacc.c  */
+#line 190 "parse-gram.y"

        { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
        { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };

-#line 1040 "parse-gram.c"
+
+/* Line 1537 of yacc.c  */
+#line 1148 "parse-gram.c"

        break;
        break;

-      case 72: /* "symbol" */
-#line 195 "parse-gram.y"
+      case 85: /* "id" */
+
+/* Line 1537 of yacc.c  */
+#line 202 "parse-gram.y"

        { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
        { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };

-#line 1045 "parse-gram.c"
+
+/* Line 1537 of yacc.c  */
+#line 1157 "parse-gram.c"

        break;
        break;

-      case 75: /* "string_as_id" */
-#line 195 "parse-gram.y"
+      case 86: /* "id_colon" */
+
+/* Line 1537 of yacc.c  */
+#line 203 "parse-gram.y"
+       { fprintf (stderr, "%s:", (yyvaluep->symbol)->tag); };
+
+/* Line 1537 of yacc.c  */
+#line 1166 "parse-gram.c"
+       break;
+      case 87: /* "symbol" */
+
+/* Line 1537 of yacc.c  */
+#line 202 "parse-gram.y"

        { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
        { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };

-#line 1050 "parse-gram.c"
+
+/* Line 1537 of yacc.c  */
+#line 1175 "parse-gram.c"

        break;
        break;

-      case 76: /* "string_content" */
-#line 180 "parse-gram.y"
-       { fprintf (stderr, "\"%s\"", (yyvaluep->chars)); };
-#line 1055 "parse-gram.c"
+      case 88: /* "string_as_id" */
+
+/* Line 1537 of yacc.c  */
+#line 202 "parse-gram.y"
+       { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
+
+/* Line 1537 of yacc.c  */
+#line 1184 "parse-gram.c"

        break;
       default:
        break;
        break;
       default:
        break;


@@ -1066,14 +1195,14 @@ yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp)
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void

-yy_symbol_print (FILE *yyoutput, int yytype, const YYSTYPE * const yyvaluep, const YYLTYPE * const yylocationp)
+yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)

 #else
 static void
 yy_symbol_print (yyoutput, yytype, yyvaluep, yylocationp)
     FILE *yyoutput;
     int yytype;
 #else
 static void
 yy_symbol_print (yyoutput, yytype, yyvaluep, yylocationp)
     FILE *yyoutput;
     int yytype;

-    const YYSTYPE * const yyvaluep;
-    const YYLTYPE * const yylocationp;
+    YYSTYPE const * const yyvaluep;
+    YYLTYPE const * const yylocationp;

 #endif
 {
   if (yytype < YYNTOKENS)
 #endif
 {
   if (yytype < YYNTOKENS)


@@ -1095,17 +1224,20 @@ yy_symbol_print (yyoutput, yytype, yyvaluep, yylocationp)
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void

-yy_stack_print (yytype_int16 *bottom, yytype_int16 *top)
+yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)

 #else
 static void
 #else
 static void

-yy_stack_print (bottom, top)
-    yytype_int16 *bottom;
-    yytype_int16 *top;
+yy_stack_print (yybottom, yytop)
+    yytype_int16 *yybottom;
+    yytype_int16 *yytop;

 #endif
 {
   YYFPRINTF (stderr, "Stack now");
 #endif
 {
   YYFPRINTF (stderr, "Stack now");

-  for (; bottom <= top; ++bottom)
-    YYFPRINTF (stderr, " %d", *bottom);
+  for (; yybottom <= yytop; yybottom++)
+    {
+      int yybot = *yybottom;
+      YYFPRINTF (stderr, " %d", yybot);
+    }

   YYFPRINTF (stderr, "\n");
 }
 
   YYFPRINTF (stderr, "\n");
 }
 


@@ -1126,8 +1258,7 @@ static void
 yy_reduce_print (YYSTYPE *yyvsp, YYLTYPE *yylsp, int yyrule)
 #else
 static void
 yy_reduce_print (YYSTYPE *yyvsp, YYLTYPE *yylsp, int yyrule)
 #else
 static void

-yy_reduce_print (yyvsp, yylsp, yyrule
-                  )
+yy_reduce_print (yyvsp, yylsp, yyrule)

     YYSTYPE *yyvsp;
     YYLTYPE *yylsp;
     int yyrule;
     YYSTYPE *yyvsp;
     YYLTYPE *yylsp;
     int yyrule;


@@ -1141,11 +1272,11 @@ yy_reduce_print (yyvsp, yylsp, yyrule
   /* The symbols being reduced.  */
   for (yyi = 0; yyi < yynrhs; yyi++)
     {
   /* The symbols being reduced.  */
   for (yyi = 0; yyi < yynrhs; yyi++)
     {

-      fprintf (stderr, "   $%d = ", yyi + 1);
+      YYFPRINTF (stderr, "   $%d = ", yyi + 1);

       yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
                       &(yyvsp[(yyi + 1) - (yynrhs)])
                       , &(yylsp[(yyi + 1) - (yynrhs)])                );
       yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
                       &(yyvsp[(yyi + 1) - (yynrhs)])
                       , &(yylsp[(yyi + 1) - (yynrhs)])                );

-      fprintf (stderr, "\n");
+      YYFPRINTF (stderr, "\n");

     }
 }
 
     }
 }
 


@@ -1250,7 +1381,7 @@ yytnamerr (char *yyres, const char *yystr)
 {
   if (*yystr == '"')
     {
 {
   if (*yystr == '"')
     {

-      size_t yyn = 0;
+      YYSIZE_T yyn = 0;

       char const *yyp = yystr;
 
       for (;;)
       char const *yyp = yystr;
 
       for (;;)


@@ -1297,7 +1428,7 @@ yysyntax_error (char *yyresult, int yystate, int yychar)
 {
   int yyn = yypact[yystate];
 
 {
   int yyn = yypact[yystate];
 

-  if (! (YYPACT_NINF < yyn && yyn < YYLAST))
+  if (! (YYPACT_NINF < yyn && yyn <= YYLAST))

     return 0;
   else
     {
     return 0;
   else
     {


@@ -1335,7 +1466,7 @@ yysyntax_error (char *yyresult, int yystate, int yychar)
       int yyxbegin = yyn < 0 ? -yyn : 0;
 
       /* Stay within bounds of both yycheck and yytname.  */
       int yyxbegin = yyn < 0 ? -yyn : 0;
 
       /* Stay within bounds of both yycheck and yytname.  */

-      int yychecklim = YYLAST - yyn;
+      int yychecklim = YYLAST - yyn + 1;

       int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
       int yycount = 1;
 
       int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
       int yycount = 1;
 


@@ -1476,15 +1607,15 @@ yyparse ()
 #endif
 #endif
 {
 #endif
 #endif
 {

-  /* The look-ahead symbol.  */
+  /* The lookahead symbol.  */

 int yychar;
 
 int yychar;
 

-/* The semantic value of the look-ahead symbol.  */
+/* The semantic value of the lookahead symbol.  */

 YYSTYPE yylval;
 
 /* Number of syntax errors so far.  */
 int yynerrs;
 YYSTYPE yylval;
 
 /* Number of syntax errors so far.  */
 int yynerrs;

-/* Location data for the look-ahead symbol.  */
+/* Location data for the lookahead symbol.  */

 YYLTYPE yylloc;
 
   int yystate;
 YYLTYPE yylloc;
 
   int yystate;


@@ -1492,7 +1623,7 @@ YYLTYPE yylloc;
   int yyresult;
   /* Number of tokens to shift before error messages enabled.  */
   int yyerrstatus;
   int yyresult;
   /* Number of tokens to shift before error messages enabled.  */
   int yyerrstatus;

-  /* Look-ahead token as an internal (translated) token number.  */
+  /* Lookahead token as an internal (translated) token number.  */

   int yytoken = 0;
 #if YYERROR_VERBOSE
   /* Buffer for error messages, and its allocated size.  */
   int yytoken = 0;
 #if YYERROR_VERBOSE
   /* Buffer for error messages, and its allocated size.  */


@@ -1557,21 +1688,23 @@ YYLTYPE yylloc;
 #if YYLTYPE_IS_TRIVIAL
   /* Initialize the default location before parsing starts.  */
   yylloc.first_line   = yylloc.last_line   = 1;
 #if YYLTYPE_IS_TRIVIAL
   /* Initialize the default location before parsing starts.  */
   yylloc.first_line   = yylloc.last_line   = 1;

-  yylloc.first_column = yylloc.last_column = 0;
+  yylloc.first_column = yylloc.last_column = 1;

 #endif
 
 
   /* User initialization code.  */
 #endif
 
 
   /* User initialization code.  */

-#line 85 "parse-gram.y"
+  
+/* Line 1537 of yacc.c  */
+#line 89 "parse-gram.y"

 {
   /* Bison's grammar can initial empty locations, hence a default
      location is needed. */
 {
   /* Bison's grammar can initial empty locations, hence a default
      location is needed. */

-  yylloc.start.file   = yylloc.end.file   = current_file;
-  yylloc.start.line   = yylloc.end.line   = 1;
-  yylloc.start.column = yylloc.end.column = 0;
+  boundary_set (&yylloc.start, current_file, 1, 1);
+  boundary_set (&yylloc.end, current_file, 1, 1);

 }
 }

-/* Line 1078 of yacc.c.  */
-#line 1575 "parse-gram.c"
+
+/* Line 1537 of yacc.c  */
+#line 1708 "parse-gram.c"

   yylsp[0] = yylloc;
   goto yysetstate;
 
   yylsp[0] = yylloc;
   goto yysetstate;
 


@@ -1653,6 +1786,9 @@ YYLTYPE yylloc;
 
   YYDPRINTF ((stderr, "Entering state %d\n", yystate));
 
 
   YYDPRINTF ((stderr, "Entering state %d\n", yystate));
 

+  if (yystate == YYFINAL)
+    YYACCEPT;
+

   goto yybackup;
 
 /*-----------.
   goto yybackup;
 
 /*-----------.


@@ -1661,16 +1797,16 @@ YYLTYPE yylloc;
 yybackup:
 
   /* Do appropriate processing given the current state.  Read a
 yybackup:
 
   /* Do appropriate processing given the current state.  Read a

-     look-ahead token if we need one and don't already have one.  */
+     lookahead token if we need one and don't already have one.  */

 
 

-  /* First try to decide what to do without reference to look-ahead token.  */
+  /* First try to decide what to do without reference to lookahead token.  */

   yyn = yypact[yystate];
   if (yyn == YYPACT_NINF)
     goto yydefault;
 
   yyn = yypact[yystate];
   if (yyn == YYPACT_NINF)
     goto yydefault;
 

-  /* Not known => get a look-ahead token if don't already have one.  */
+  /* Not known => get a lookahead token if don't already have one.  */

 
 

-  /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol.  */
+  /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol.  */

   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));
   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));


@@ -1702,20 +1838,16 @@ yybackup:
       goto yyreduce;
     }
 
       goto yyreduce;
     }
 

-  if (yyn == YYFINAL)
-    YYACCEPT;
-

   /* Count tokens shifted since error; after three, turn off error
      status.  */
   if (yyerrstatus)
     yyerrstatus--;
 
   /* Count tokens shifted since error; after three, turn off error
      status.  */
   if (yyerrstatus)
     yyerrstatus--;
 

-  /* Shift the look-ahead token.  */
+  /* Shift the lookahead token.  */

   YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
 
   YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
 

-  /* Discard the shifted token unless it is eof.  */
-  if (yychar != YYEOF)
-    yychar = YYEMPTY;
+  /* Discard the shifted token.  */
+  yychar = YYEMPTY;

 
   yystate = yyn;
   *++yyvsp = yylval;
 
   yystate = yyn;
   *++yyvsp = yylval;


@@ -1756,296 +1888,537 @@ yyreduce:
   switch (yyn)
     {
         case 6:
   switch (yyn)
     {
         case 6:

-#line 218 "parse-gram.y"
-    { prologue_augment ((yyvsp[(1) - (1)].chars), (yylsp[(1) - (1)])); }
+
+/* Line 1537 of yacc.c  */
+#line 226 "parse-gram.y"
+    {
+      code_props plain_code;
+      code_props_plain_init (&plain_code, (yyvsp[(1) - (1)].chars), (yylsp[(1) - (1)]));
+      code_props_translate_code (&plain_code);
+      gram_scanner_last_string_free ();
+      muscle_code_grow (union_seen ? "post_prologue" : "pre_prologue",
+                        plain_code.code, (yylsp[(1) - (1)]));
+      code_scanner_last_string_free ();
+    }

     break;
 
   case 7:
     break;
 
   case 7:

-#line 219 "parse-gram.y"
+
+/* Line 1537 of yacc.c  */
+#line 235 "parse-gram.y"

     { debug_flag = true; }
     break;
 
   case 8:
     { debug_flag = true; }
     break;
 
   case 8:

-#line 221 "parse-gram.y"
+
+/* Line 1537 of yacc.c  */
+#line 237 "parse-gram.y"

     {
     {

-      static char one[] = "1";
-      muscle_insert ((yyvsp[(2) - (2)].chars), one);
+      muscle_percent_define_insert ((yyvsp[(2) - (3)].uniqstr), (yylsp[(2) - (3)]), (yyvsp[(3) - (3)].chars));

     }
     break;
 
   case 9:
     }
     break;
 
   case 9:

-#line 225 "parse-gram.y"
-    { muscle_insert ((yyvsp[(2) - (3)].chars), (yyvsp[(3) - (3)].chars)); }
+
+/* Line 1537 of yacc.c  */
+#line 240 "parse-gram.y"
+    { defines_flag = true; }

     break;
 
   case 10:
     break;
 
   case 10:

-#line 226 "parse-gram.y"
-    { defines_flag = true; }
+
+/* Line 1537 of yacc.c  */
+#line 242 "parse-gram.y"
+    {
+      defines_flag = true;
+      spec_defines_file = xstrdup ((yyvsp[(2) - (2)].chars));
+    }

     break;
 
   case 11:
     break;
 
   case 11:

-#line 227 "parse-gram.y"
+
+/* Line 1537 of yacc.c  */
+#line 246 "parse-gram.y"

     { error_verbose = true; }
     break;
 
   case 12:
     { error_verbose = true; }
     break;
 
   case 12:

-#line 228 "parse-gram.y"
+
+/* Line 1537 of yacc.c  */
+#line 247 "parse-gram.y"

     { expected_sr_conflicts = (yyvsp[(2) - (2)].integer); }
     break;
 
   case 13:
     { expected_sr_conflicts = (yyvsp[(2) - (2)].integer); }
     break;
 
   case 13:

-#line 229 "parse-gram.y"
+
+/* Line 1537 of yacc.c  */
+#line 248 "parse-gram.y"

     { expected_rr_conflicts = (yyvsp[(2) - (2)].integer); }
     break;
 
   case 14:
     { expected_rr_conflicts = (yyvsp[(2) - (2)].integer); }
     break;
 
   case 14:

-#line 230 "parse-gram.y"
-    { spec_file_prefix = (yyvsp[(3) - (3)].chars); }
+
+/* Line 1537 of yacc.c  */
+#line 249 "parse-gram.y"
+    { spec_file_prefix = (yyvsp[(2) - (2)].chars); }

     break;
 
   case 15:
     break;
 
   case 15:

-#line 232 "parse-gram.y"
-    {
-      nondeterministic_parser = true;
-      glr_parser = true;
-    }
+
+/* Line 1537 of yacc.c  */
+#line 250 "parse-gram.y"
+    { spec_file_prefix = (yyvsp[(3) - (3)].chars); }

     break;
 
   case 16:
     break;
 
   case 16:

-#line 237 "parse-gram.y"
+
+/* Line 1537 of yacc.c  */
+#line 252 "parse-gram.y"

     {
     {

-      muscle_code_grow ("initial_action", (yyvsp[(1) - (1)].chars), (yylsp[(1) - (1)]));
+      nondeterministic_parser = true;
+      glr_parser = true;

     }
     break;
 
   case 17:
     }
     break;
 
   case 17:

-#line 240 "parse-gram.y"
-    { add_param ("lex_param", (yyvsp[(1) - (1)].chars), (yylsp[(1) - (1)])); }
+
+/* Line 1537 of yacc.c  */
+#line 257 "parse-gram.y"
+    {
+      code_props action;
+      code_props_symbol_action_init (&action, (yyvsp[(2) - (2)].code), (yylsp[(2) - (2)]));
+      code_props_translate_code (&action);
+      gram_scanner_last_string_free ();
+      muscle_code_grow ("initial_action", action.code, (yylsp[(2) - (2)]));
+      code_scanner_last_string_free ();
+    }

     break;
 
   case 18:
     break;
 
   case 18:

-#line 241 "parse-gram.y"
-    { locations_flag = true; }
+
+/* Line 1537 of yacc.c  */
+#line 265 "parse-gram.y"
+    { language_argmatch ((yyvsp[(2) - (2)].chars), 1, &(yylsp[(1) - (2)])); }

     break;
 
   case 19:
     break;
 
   case 19:

-#line 242 "parse-gram.y"
-    { spec_name_prefix = (yyvsp[(3) - (3)].chars); }
+
+/* Line 1537 of yacc.c  */
+#line 266 "parse-gram.y"
+    { add_param ("lex_param", (yyvsp[(2) - (2)].code), (yylsp[(2) - (2)])); }

     break;
 
   case 20:
     break;
 
   case 20:

-#line 243 "parse-gram.y"
-    { no_lines_flag = true; }
+
+/* Line 1537 of yacc.c  */
+#line 267 "parse-gram.y"
+    { locations_flag = true; }

     break;
 
   case 21:
     break;
 
   case 21:

-#line 244 "parse-gram.y"
-    { nondeterministic_parser = true; }
+
+/* Line 1537 of yacc.c  */
+#line 268 "parse-gram.y"
+    { spec_name_prefix = (yyvsp[(2) - (2)].chars); }

     break;
 
   case 22:
     break;
 
   case 22:

-#line 245 "parse-gram.y"
-    { spec_outfile = (yyvsp[(3) - (3)].chars); }
+
+/* Line 1537 of yacc.c  */
+#line 269 "parse-gram.y"
+    { spec_name_prefix = (yyvsp[(3) - (3)].chars); }

     break;
 
   case 23:
     break;
 
   case 23:

-#line 246 "parse-gram.y"
-    { add_param ("parse_param", (yyvsp[(1) - (1)].chars), (yylsp[(1) - (1)])); }
+
+/* Line 1537 of yacc.c  */
+#line 270 "parse-gram.y"
+    { no_lines_flag = true; }

     break;
 
   case 24:
     break;
 
   case 24:

-#line 247 "parse-gram.y"
-    { pure_parser = true; }
+
+/* Line 1537 of yacc.c  */
+#line 271 "parse-gram.y"
+    { nondeterministic_parser = true; }

     break;
 
   case 25:
     break;
 
   case 25:

-#line 248 "parse-gram.y"
-    { version_check (&(yylsp[(2) - (2)]), (yyvsp[(2) - (2)].chars)); }
+
+/* Line 1537 of yacc.c  */
+#line 272 "parse-gram.y"
+    { spec_outfile = (yyvsp[(2) - (2)].chars); }

     break;
 
   case 26:
     break;
 
   case 26:

-#line 249 "parse-gram.y"
-    { skeleton = (yyvsp[(2) - (2)].chars); }
+
+/* Line 1537 of yacc.c  */
+#line 273 "parse-gram.y"
+    { spec_outfile = (yyvsp[(3) - (3)].chars); }

     break;
 
   case 27:
     break;
 
   case 27:

-#line 250 "parse-gram.y"
-    { token_table_flag = true; }
+
+/* Line 1537 of yacc.c  */
+#line 274 "parse-gram.y"
+    { add_param ("parse_param", (yyvsp[(2) - (2)].code), (yylsp[(2) - (2)])); }

     break;
 
   case 28:
     break;
 
   case 28:

-#line 251 "parse-gram.y"
-    { report_flag = report_states; }
+
+/* Line 1537 of yacc.c  */
+#line 275 "parse-gram.y"
+    { pure_parser = true; }

     break;
 
   case 29:
     break;
 
   case 29:

-#line 252 "parse-gram.y"
-    { yacc_flag = true; }
+
+/* Line 1537 of yacc.c  */
+#line 276 "parse-gram.y"
+    { push_parser = true; pull_parser = false; }

     break;
 
     break;
 

-  case 33:
-#line 260 "parse-gram.y"
+  case 30:
+
+/* Line 1537 of yacc.c  */
+#line 277 "parse-gram.y"
+    { push_parser = true; pull_parser = true; }
+    break;
+
+  case 31:
+
+/* Line 1537 of yacc.c  */
+#line 278 "parse-gram.y"
+    { version_check (&(yylsp[(2) - (2)]), (yyvsp[(2) - (2)].chars)); }
+    break;
+
+  case 32:
+
+/* Line 1537 of yacc.c  */
+#line 280 "parse-gram.y"

     {
     {

-      grammar_start_symbol_set ((yyvsp[(2) - (2)].symbol), (yylsp[(2) - (2)]));
+      char const *skeleton_user = (yyvsp[(2) - (2)].chars);
+      if (strchr (skeleton_user, '/'))
+        {
+          size_t dir_length = strlen (current_file);
+          char *skeleton_build;
+          while (dir_length && current_file[dir_length - 1] != '/')
+            --dir_length;
+          while (dir_length && current_file[dir_length - 1] == '/')
+            --dir_length;
+          skeleton_build =
+            xmalloc (dir_length + 1 + strlen (skeleton_user) + 1);
+          if (dir_length > 0)
+            {
+              strncpy (skeleton_build, current_file, dir_length);
+              skeleton_build[dir_length++] = '/';
+            }
+          strcpy (skeleton_build + dir_length, skeleton_user);
+          skeleton_user = uniqstr_new (skeleton_build);
+          free (skeleton_build);
+        }
+      skeleton_arg (skeleton_user, 1, &(yylsp[(1) - (2)]));

     }
     break;
 
     }
     break;
 

+  case 33:
+
+/* Line 1537 of yacc.c  */
+#line 303 "parse-gram.y"
+    { token_table_flag = true; }
+    break;
+

   case 34:
   case 34:

-#line 264 "parse-gram.y"
-    {
-      char const *body = (yyvsp[(1) - (1)].chars);

 
 

-      if (typed)
-       {
-         /* Concatenate the union bodies, turning the first one's
-            trailing '}' into '\n', and omitting the second one's '{'.  */
-         char *code = muscle_find ("stype");
-         code[strlen (code) - 1] = '\n';
-         body++;
-       }
+/* Line 1537 of yacc.c  */
+#line 304 "parse-gram.y"
+    { report_flag = report_states; }
+    break;
+
+  case 35:
+
+/* Line 1537 of yacc.c  */
+#line 305 "parse-gram.y"
+    { yacc_flag = true; }
+    break;
+
+  case 39:

 
 

-      typed = true;
-      muscle_code_grow ("stype", body, (yylsp[(1) - (1)]));
+/* Line 1537 of yacc.c  */
+#line 313 "parse-gram.y"
+    {
+      grammar_start_symbol_set ((yyvsp[(2) - (2)].symbol), (yylsp[(2) - (2)]));

     }
     break;
 
     }
     break;
 

-  case 35:
-#line 280 "parse-gram.y"
+  case 40:
+
+/* Line 1537 of yacc.c  */
+#line 317 "parse-gram.y"

     {
       symbol_list *list;
     {
       symbol_list *list;

-      for (list = (yyvsp[(2) - (2)].list); list; list = list->next)
-       symbol_destructor_set (list->sym, (yyvsp[(1) - (2)].chars), (yylsp[(1) - (2)]));
-      symbol_list_free ((yyvsp[(2) - (2)].list));
+      for (list = (yyvsp[(3) - (3)].list); list; list = list->next)
+       symbol_list_destructor_set (list, (yyvsp[(2) - (3)].code), (yylsp[(2) - (3)]));
+      symbol_list_free ((yyvsp[(3) - (3)].list));

     }
     break;
 
     }
     break;
 

-  case 36:
-#line 287 "parse-gram.y"
+  case 41:
+
+/* Line 1537 of yacc.c  */
+#line 324 "parse-gram.y"

     {
       symbol_list *list;
     {
       symbol_list *list;

-      for (list = (yyvsp[(2) - (2)].list); list; list = list->next)
-       symbol_printer_set (list->sym, (yyvsp[(1) - (2)].chars), (yylsp[(1) - (2)]));
-      symbol_list_free ((yyvsp[(2) - (2)].list));
+      for (list = (yyvsp[(3) - (3)].list); list; list = list->next)
+       symbol_list_printer_set (list, (yyvsp[(2) - (3)].code), (yylsp[(2) - (3)]));
+      symbol_list_free ((yyvsp[(3) - (3)].list));

     }
     break;
 
     }
     break;
 

-  case 37:
-#line 294 "parse-gram.y"
+  case 42:
+
+/* Line 1537 of yacc.c  */
+#line 331 "parse-gram.y"

     {
       default_prec = true;
     }
     break;
 
     {
       default_prec = true;
     }
     break;
 

-  case 38:
-#line 298 "parse-gram.y"
+  case 43:
+
+/* Line 1537 of yacc.c  */
+#line 335 "parse-gram.y"

     {
       default_prec = false;
     }
     break;
 
     {
       default_prec = false;
     }
     break;
 

-  case 39:
-#line 304 "parse-gram.y"
+  case 44:
+
+/* Line 1537 of yacc.c  */
+#line 339 "parse-gram.y"
+    {
+      /* Do not invoke muscle_percent_code_grow here since it invokes
+         muscle_user_name_list_grow.  */
+      muscle_code_grow ("percent_code()", (yyvsp[(2) - (2)].chars), (yylsp[(2) - (2)]));
+      code_scanner_last_string_free ();
+    }
+    break;
+
+  case 45:
+
+/* Line 1537 of yacc.c  */
+#line 346 "parse-gram.y"
+    {
+      muscle_percent_code_grow ((yyvsp[(2) - (3)].uniqstr), (yylsp[(2) - (3)]), (yyvsp[(3) - (3)].chars), (yylsp[(3) - (3)]));
+      code_scanner_last_string_free ();
+    }
+    break;
+
+  case 46:
+
+/* Line 1537 of yacc.c  */
+#line 360 "parse-gram.y"
+    {}
+    break;
+
+  case 47:
+
+/* Line 1537 of yacc.c  */
+#line 361 "parse-gram.y"
+    { muscle_code_grow ("union_name", (yyvsp[(1) - (1)].uniqstr), (yylsp[(1) - (1)])); }
+    break;
+
+  case 48:
+
+/* Line 1537 of yacc.c  */
+#line 366 "parse-gram.y"
+    {
+      union_seen = true;
+      muscle_code_grow ("stype", (yyvsp[(3) - (3)].chars), (yylsp[(3) - (3)]));
+      code_scanner_last_string_free ();
+    }
+    break;
+
+  case 49:
+
+/* Line 1537 of yacc.c  */
+#line 377 "parse-gram.y"

     { current_class = nterm_sym; }
     break;
 
     { current_class = nterm_sym; }
     break;
 

-  case 40:
-#line 305 "parse-gram.y"
+  case 50:
+
+/* Line 1537 of yacc.c  */
+#line 378 "parse-gram.y"

     {
       current_class = unknown_sym;
       current_type = NULL;
     }
     break;
 
     {
       current_class = unknown_sym;
       current_type = NULL;
     }
     break;
 

-  case 41:
-#line 309 "parse-gram.y"
+  case 51:
+
+/* Line 1537 of yacc.c  */
+#line 382 "parse-gram.y"

     { current_class = token_sym; }
     break;
 
     { current_class = token_sym; }
     break;
 

-  case 42:
-#line 310 "parse-gram.y"
+  case 52:
+
+/* Line 1537 of yacc.c  */
+#line 383 "parse-gram.y"

     {
       current_class = unknown_sym;
       current_type = NULL;
     }
     break;
 
     {
       current_class = unknown_sym;
       current_type = NULL;
     }
     break;
 

-  case 43:
-#line 315 "parse-gram.y"
+  case 53:
+
+/* Line 1537 of yacc.c  */
+#line 388 "parse-gram.y"

     {
       symbol_list *list;
     {
       symbol_list *list;

+      tag_seen = true;

       for (list = (yyvsp[(3) - (3)].list); list; list = list->next)
       for (list = (yyvsp[(3) - (3)].list); list; list = list->next)

-       symbol_type_set (list->sym, (yyvsp[(2) - (3)].uniqstr), (yylsp[(2) - (3)]));
+       symbol_type_set (list->content.sym, (yyvsp[(2) - (3)].uniqstr), (yylsp[(2) - (3)]));

       symbol_list_free ((yyvsp[(3) - (3)].list));
     }
     break;
 
       symbol_list_free ((yyvsp[(3) - (3)].list));
     }
     break;
 

-  case 44:
-#line 325 "parse-gram.y"
+  case 54:
+
+/* Line 1537 of yacc.c  */
+#line 399 "parse-gram.y"

     {
       symbol_list *list;
       ++current_prec;
       for (list = (yyvsp[(3) - (3)].list); list; list = list->next)
        {
     {
       symbol_list *list;
       ++current_prec;
       for (list = (yyvsp[(3) - (3)].list); list; list = list->next)
        {

-         symbol_type_set (list->sym, current_type, (yylsp[(2) - (3)]));
-         symbol_precedence_set (list->sym, current_prec, (yyvsp[(1) - (3)].assoc), (yylsp[(1) - (3)]));
+         symbol_type_set (list->content.sym, current_type, (yylsp[(2) - (3)]));
+         symbol_precedence_set (list->content.sym, current_prec, (yyvsp[(1) - (3)].assoc), (yylsp[(1) - (3)]));

        }
       symbol_list_free ((yyvsp[(3) - (3)].list));
       current_type = NULL;
     }
     break;
 
        }
       symbol_list_free ((yyvsp[(3) - (3)].list));
       current_type = NULL;
     }
     break;
 

-  case 45:
-#line 339 "parse-gram.y"
+  case 55:
+
+/* Line 1537 of yacc.c  */
+#line 413 "parse-gram.y"

     { (yyval.assoc) = left_assoc; }
     break;
 
     { (yyval.assoc) = left_assoc; }
     break;
 

-  case 46:
-#line 340 "parse-gram.y"
+  case 56:
+
+/* Line 1537 of yacc.c  */
+#line 414 "parse-gram.y"

     { (yyval.assoc) = right_assoc; }
     break;
 
     { (yyval.assoc) = right_assoc; }
     break;
 

-  case 47:
-#line 341 "parse-gram.y"
+  case 57:
+
+/* Line 1537 of yacc.c  */
+#line 415 "parse-gram.y"

     { (yyval.assoc) = non_assoc; }
     break;
 
     { (yyval.assoc) = non_assoc; }
     break;
 

-  case 48:
-#line 345 "parse-gram.y"
+  case 58:
+
+/* Line 1537 of yacc.c  */
+#line 419 "parse-gram.y"

     { current_type = NULL; }
     break;
 
     { current_type = NULL; }
     break;
 

-  case 49:
-#line 346 "parse-gram.y"
-    { current_type = (yyvsp[(1) - (1)].uniqstr); }
+  case 59:
+
+/* Line 1537 of yacc.c  */
+#line 420 "parse-gram.y"
+    { current_type = (yyvsp[(1) - (1)].uniqstr); tag_seen = true; }

     break;
 
     break;
 

-  case 50:
-#line 352 "parse-gram.y"
-    { (yyval.list) = symbol_list_new ((yyvsp[(1) - (1)].symbol), (yylsp[(1) - (1)])); }
+  case 60:
+
+/* Line 1537 of yacc.c  */
+#line 426 "parse-gram.y"
+    { (yyval.list) = symbol_list_sym_new ((yyvsp[(1) - (1)].symbol), (yylsp[(1) - (1)])); }

     break;
 
     break;
 

-  case 51:
-#line 353 "parse-gram.y"
-    { (yyval.list) = symbol_list_prepend ((yyvsp[(1) - (2)].list), (yyvsp[(2) - (2)].symbol), (yylsp[(2) - (2)])); }
+  case 61:
+
+/* Line 1537 of yacc.c  */
+#line 428 "parse-gram.y"
+    { (yyval.list) = symbol_list_prepend ((yyvsp[(1) - (2)].list), symbol_list_sym_new ((yyvsp[(2) - (2)].symbol), (yylsp[(2) - (2)]))); }

     break;
 
     break;
 

-  case 52:
-#line 359 "parse-gram.y"
+  case 62:
+
+/* Line 1537 of yacc.c  */
+#line 432 "parse-gram.y"
+    { (yyval.list) = (yyvsp[(1) - (1)].list); }
+    break;
+
+  case 63:
+
+/* Line 1537 of yacc.c  */
+#line 433 "parse-gram.y"
+    { (yyval.list) = symbol_list_prepend ((yyvsp[(1) - (2)].list), (yyvsp[(2) - (2)].list)); }
+    break;
+
+  case 64:
+
+/* Line 1537 of yacc.c  */
+#line 437 "parse-gram.y"
+    { (yyval.list) = symbol_list_sym_new ((yyvsp[(1) - (1)].symbol), (yylsp[(1) - (1)])); }
+    break;
+
+  case 65:
+
+/* Line 1537 of yacc.c  */
+#line 438 "parse-gram.y"
+    { (yyval.list) = symbol_list_type_new ((yyvsp[(1) - (1)].uniqstr), (yylsp[(1) - (1)])); }
+    break;
+
+  case 66:
+
+/* Line 1537 of yacc.c  */
+#line 439 "parse-gram.y"
+    { (yyval.list) = symbol_list_default_tagged_new ((yylsp[(1) - (1)])); }
+    break;
+
+  case 67:
+
+/* Line 1537 of yacc.c  */
+#line 440 "parse-gram.y"
+    { (yyval.list) = symbol_list_default_tagless_new ((yylsp[(1) - (1)])); }
+    break;
+
+  case 68:
+
+/* Line 1537 of yacc.c  */
+#line 446 "parse-gram.y"

     {
        current_type = (yyvsp[(1) - (1)].uniqstr);
     {
        current_type = (yyvsp[(1) - (1)].uniqstr);

+       tag_seen = true;

      }
     break;
 
      }
     break;
 

-  case 53:
-#line 363 "parse-gram.y"
+  case 69:
+
+/* Line 1537 of yacc.c  */
+#line 451 "parse-gram.y"

     {
        symbol_class_set ((yyvsp[(1) - (1)].symbol), current_class, (yylsp[(1) - (1)]), true);
        symbol_type_set ((yyvsp[(1) - (1)].symbol), current_type, (yylsp[(1) - (1)]));
      }
     break;
 
     {
        symbol_class_set ((yyvsp[(1) - (1)].symbol), current_class, (yylsp[(1) - (1)]), true);
        symbol_type_set ((yyvsp[(1) - (1)].symbol), current_type, (yylsp[(1) - (1)]));
      }
     break;
 

-  case 54:
-#line 368 "parse-gram.y"
+  case 70:
+
+/* Line 1537 of yacc.c  */
+#line 456 "parse-gram.y"

     {
       symbol_class_set ((yyvsp[(1) - (2)].symbol), current_class, (yylsp[(1) - (2)]), true);
       symbol_type_set ((yyvsp[(1) - (2)].symbol), current_type, (yylsp[(1) - (2)]));
     {
       symbol_class_set ((yyvsp[(1) - (2)].symbol), current_class, (yylsp[(1) - (2)]), true);
       symbol_type_set ((yyvsp[(1) - (2)].symbol), current_type, (yylsp[(1) - (2)]));


@@ -2053,8 +2426,10 @@ yyreduce:
     }
     break;
 
     }
     break;
 

-  case 55:
-#line 374 "parse-gram.y"
+  case 71:
+
+/* Line 1537 of yacc.c  */
+#line 462 "parse-gram.y"

     {
       symbol_class_set ((yyvsp[(1) - (2)].symbol), current_class, (yylsp[(1) - (2)]), true);
       symbol_type_set ((yyvsp[(1) - (2)].symbol), current_type, (yylsp[(1) - (2)]));
     {
       symbol_class_set ((yyvsp[(1) - (2)].symbol), current_class, (yylsp[(1) - (2)]), true);
       symbol_type_set ((yyvsp[(1) - (2)].symbol), current_type, (yylsp[(1) - (2)]));


@@ -2062,8 +2437,10 @@ yyreduce:
     }
     break;
 
     }
     break;
 

-  case 56:
-#line 380 "parse-gram.y"
+  case 72:
+
+/* Line 1537 of yacc.c  */
+#line 468 "parse-gram.y"

     {
       symbol_class_set ((yyvsp[(1) - (3)].symbol), current_class, (yylsp[(1) - (3)]), true);
       symbol_type_set ((yyvsp[(1) - (3)].symbol), current_type, (yylsp[(1) - (3)]));
     {
       symbol_class_set ((yyvsp[(1) - (3)].symbol), current_class, (yylsp[(1) - (3)]), true);
       symbol_type_set ((yyvsp[(1) - (3)].symbol), current_type, (yylsp[(1) - (3)]));


@@ -2072,92 +2449,161 @@ yyreduce:
     }
     break;
 
     }
     break;
 

-  case 63:
-#line 410 "parse-gram.y"
+  case 79:
+
+/* Line 1537 of yacc.c  */
+#line 498 "parse-gram.y"

     {
       yyerrok;
     }
     break;
 
     {
       yyerrok;
     }
     break;
 

-  case 64:
-#line 416 "parse-gram.y"
+  case 80:
+
+/* Line 1537 of yacc.c  */
+#line 504 "parse-gram.y"

     { current_lhs = (yyvsp[(1) - (1)].symbol); current_lhs_location = (yylsp[(1) - (1)]); }
     break;
 
     { current_lhs = (yyvsp[(1) - (1)].symbol); current_lhs_location = (yylsp[(1) - (1)]); }
     break;
 

-  case 66:
-#line 420 "parse-gram.y"
+  case 82:
+
+/* Line 1537 of yacc.c  */
+#line 508 "parse-gram.y"

     { grammar_current_rule_end ((yylsp[(1) - (1)])); }
     break;
 
     { grammar_current_rule_end ((yylsp[(1) - (1)])); }
     break;
 

-  case 67:
-#line 421 "parse-gram.y"
+  case 83:
+
+/* Line 1537 of yacc.c  */
+#line 509 "parse-gram.y"

     { grammar_current_rule_end ((yylsp[(3) - (3)])); }
     break;
 
     { grammar_current_rule_end ((yylsp[(3) - (3)])); }
     break;
 

-  case 69:
-#line 427 "parse-gram.y"
+  case 85:
+
+/* Line 1537 of yacc.c  */
+#line 515 "parse-gram.y"

     { grammar_current_rule_begin (current_lhs, current_lhs_location); }
     break;
 
     { grammar_current_rule_begin (current_lhs, current_lhs_location); }
     break;
 

-  case 70:
-#line 429 "parse-gram.y"
+  case 86:
+
+/* Line 1537 of yacc.c  */
+#line 517 "parse-gram.y"

     { grammar_current_rule_symbol_append ((yyvsp[(2) - (2)].symbol), (yylsp[(2) - (2)])); }
     break;
 
     { grammar_current_rule_symbol_append ((yyvsp[(2) - (2)].symbol), (yylsp[(2) - (2)])); }
     break;
 

-  case 72:
-#line 432 "parse-gram.y"
+  case 87:
+
+/* Line 1537 of yacc.c  */
+#line 519 "parse-gram.y"
+    { grammar_current_rule_action_append ((yyvsp[(2) - (2)].code), (yylsp[(2) - (2)])); }
+    break;
+
+  case 88:
+
+/* Line 1537 of yacc.c  */
+#line 521 "parse-gram.y"

     { grammar_current_rule_prec_set ((yyvsp[(3) - (3)].symbol), (yylsp[(3) - (3)])); }
     break;
 
     { grammar_current_rule_prec_set ((yyvsp[(3) - (3)].symbol), (yylsp[(3) - (3)])); }
     break;
 

-  case 73:
-#line 434 "parse-gram.y"
+  case 89:
+
+/* Line 1537 of yacc.c  */
+#line 523 "parse-gram.y"

     { grammar_current_rule_dprec_set ((yyvsp[(3) - (3)].integer), (yylsp[(3) - (3)])); }
     break;
 
     { grammar_current_rule_dprec_set ((yyvsp[(3) - (3)].integer), (yylsp[(3) - (3)])); }
     break;
 

-  case 74:
-#line 436 "parse-gram.y"
+  case 90:
+
+/* Line 1537 of yacc.c  */
+#line 525 "parse-gram.y"

     { grammar_current_rule_merge_set ((yyvsp[(3) - (3)].uniqstr), (yylsp[(3) - (3)])); }
     break;
 
     { grammar_current_rule_merge_set ((yyvsp[(3) - (3)].uniqstr), (yylsp[(3) - (3)])); }
     break;
 

-  case 75:
-#line 440 "parse-gram.y"
-    { (yyval.symbol) = (yyvsp[(1) - (1)].symbol); }
+  case 92:
+
+/* Line 1537 of yacc.c  */
+#line 535 "parse-gram.y"
+    { (yyval.uniqstr) = uniqstr_new ((yyvsp[(1) - (1)].chars)); }
+    break;
+
+  case 93:
+
+/* Line 1537 of yacc.c  */
+#line 541 "parse-gram.y"
+    {
+      (yyval.chars) = "";
+    }

     break;
 
     break;
 

-  case 76:
-#line 441 "parse-gram.y"
-    { (yyval.symbol) = (yyvsp[(1) - (1)].symbol); }
+  case 95:
+
+/* Line 1537 of yacc.c  */
+#line 554 "parse-gram.y"
+    {
+      code_props plain_code;
+      (yyvsp[(1) - (1)].code)[strlen ((yyvsp[(1) - (1)].code)) - 1] = '\n';
+      code_props_plain_init (&plain_code, (yyvsp[(1) - (1)].code)+1, (yylsp[(1) - (1)]));
+      code_props_translate_code (&plain_code);
+      gram_scanner_last_string_free ();
+      (yyval.chars) = plain_code.code;
+    }

     break;
 
     break;
 

-  case 77:
-#line 457 "parse-gram.y"
-    { grammar_current_rule_action_append (last_string, last_braced_code_loc); }
+  case 96:
+
+/* Line 1537 of yacc.c  */
+#line 574 "parse-gram.y"
+    { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[(1) - (1)].uniqstr), (yylsp[(1) - (1)])); }

     break;
 
     break;
 

-  case 79:
-#line 464 "parse-gram.y"
+  case 97:
+
+/* Line 1537 of yacc.c  */
+#line 576 "parse-gram.y"

     {
     {

-      (yyval.symbol) = symbol_get (quotearg_style (c_quoting_style, (yyvsp[(1) - (1)].chars)), (yylsp[(1) - (1)]));
+      (yyval.symbol) = symbol_get (char_name ((yyvsp[(1) - (1)].character)), (yylsp[(1) - (1)]));

       symbol_class_set ((yyval.symbol), token_sym, (yylsp[(1) - (1)]), false);
       symbol_class_set ((yyval.symbol), token_sym, (yylsp[(1) - (1)]), false);

+      symbol_user_token_number_set ((yyval.symbol), (yyvsp[(1) - (1)].character), (yylsp[(1) - (1)]));

     }
     break;
 
     }
     break;
 

-  case 80:
-#line 473 "parse-gram.y"
-    { (yyval.chars) = (yyvsp[(1) - (1)].chars); }
+  case 98:
+
+/* Line 1537 of yacc.c  */
+#line 584 "parse-gram.y"
+    { (yyval.symbol) = symbol_from_uniqstr ((yyvsp[(1) - (1)].uniqstr), (yylsp[(1) - (1)])); }

     break;
 
     break;
 

-  case 82:
-#line 480 "parse-gram.y"
+  case 101:
+
+/* Line 1537 of yacc.c  */
+#line 596 "parse-gram.y"

     {
     {

-      muscle_code_grow ("epilogue", (yyvsp[(2) - (2)].chars), (yylsp[(2) - (2)]));
-      scanner_last_string_free ();
+      (yyval.symbol) = symbol_get (quotearg_style (c_quoting_style, (yyvsp[(1) - (1)].chars)), (yylsp[(1) - (1)]));
+      symbol_class_set ((yyval.symbol), token_sym, (yylsp[(1) - (1)]), false);

     }
     break;
 
     }
     break;
 

+  case 103:

 
 

-/* Line 1267 of yacc.c.  */
-#line 2161 "parse-gram.c"
+/* Line 1537 of yacc.c  */
+#line 605 "parse-gram.y"
+    {
+      code_props plain_code;
+      code_props_plain_init (&plain_code, (yyvsp[(2) - (2)].chars), (yylsp[(2) - (2)]));
+      code_props_translate_code (&plain_code);
+      gram_scanner_last_string_free ();
+      muscle_code_grow ("epilogue", plain_code.code, (yylsp[(2) - (2)]));
+      code_scanner_last_string_free ();
+    }
+    break;
+
+
+
+/* Line 1537 of yacc.c  */
+#line 2607 "parse-gram.c"

       default: break;
     }
   YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
       default: break;
     }
   YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);


@@ -2233,7 +2679,7 @@ yyerrlab:
 
   if (yyerrstatus == 3)
     {
 
   if (yyerrstatus == 3)
     {

-      /* If just tried and failed to reuse look-ahead token after an
+      /* If just tried and failed to reuse lookahead token after an

         error, discard it.  */
 
       if (yychar <= YYEOF)
         error, discard it.  */
 
       if (yychar <= YYEOF)


@@ -2250,7 +2696,7 @@ yyerrlab:
        }
     }
 
        }
     }
 

-  /* Else will try to reuse look-ahead token after shifting the error
+  /* Else will try to reuse lookahead token after shifting the error

      token.  */
   goto yyerrlab1;
 
      token.  */
   goto yyerrlab1;
 


@@ -2308,14 +2754,11 @@ yyerrlab1:
       YY_STACK_PRINT (yyss, yyssp);
     }
 
       YY_STACK_PRINT (yyss, yyssp);
     }
 

-  if (yyn == YYFINAL)
-    YYACCEPT;
-

   *++yyvsp = yylval;
 
   yyerror_range[1] = yylloc;
   /* Using YYLLOC is tempting, but would change the location of
   *++yyvsp = yylval;
 
   yyerror_range[1] = yylloc;
   /* Using YYLLOC is tempting, but would change the location of

-     the look-ahead.  YYLOC is available though.  */
+     the lookahead.  YYLOC is available though.  */

   YYLLOC_DEFAULT (yyloc, (yyerror_range - 1), 2);
   *++yylsp = yyloc;
 
   YYLLOC_DEFAULT (yyloc, (yyerror_range - 1), 2);
   *++yylsp = yyloc;
 


@@ -2351,7 +2794,7 @@ yyexhaustedlab:
 #endif
 
 yyreturn:
 #endif
 
 yyreturn:

-  if (yychar != YYEOF && yychar != YYEMPTY)
+  if (yychar != YYEMPTY)

      yydestruct ("Cleanup: discarding lookahead",
                 yytoken, &yylval, &yylloc);
   /* Do not reclaim the symbols of the rule which action triggered
      yydestruct ("Cleanup: discarding lookahead",
                 yytoken, &yylval, &yylloc);
   /* Do not reclaim the symbols of the rule which action triggered


@@ -2372,11 +2815,14 @@ yyreturn:
   if (yymsg != yymsgbuf)
     YYSTACK_FREE (yymsg);
 #endif
   if (yymsg != yymsgbuf)
     YYSTACK_FREE (yymsg);
 #endif

-  return yyresult;
+  /* Make sure YYID is used.  */
+  return YYID (yyresult);

 }
 
 
 }
 
 

-#line 486 "parse-gram.y"
+
+/* Line 1537 of yacc.c  */
+#line 615 "parse-gram.y"

 
 
 
 
 
 


@@ -2458,9 +2904,10 @@ add_param (char const *type, char *decl, location loc)
       free (name);
     }
 
       free (name);
     }
 

-  scanner_last_string_free ();
+  gram_scanner_last_string_free ();

 }
 
 }
 

+

 static void
 version_check (location const *loc, char const *version)
 {
 static void
 version_check (location const *loc, char const *version)
 {


@@ -2484,3 +2931,16 @@ token_name (int type)
   return yytname[YYTRANSLATE (type)];
 }
 
   return yytname[YYTRANSLATE (type)];
 }
 

+static char const *
+char_name (char c)
+{
+  if (c == '\'')
+    return "'\\''";
+  else
+    {
+      char buf[4];
+      buf[0] = '\''; buf[1] = c; buf[2] = '\''; buf[3] = '\0';
+      return quotearg_style (escape_quoting_style, buf);
+    }
+}
+